Glaciation

Definition of Terms

By the end of the lesson, the learner should be able to:
Define glaciation, ice, snow, snowline, firn, neve fields. Distinguish between permanent and temporary snowlines. Explain glacier formation conditions.

Q/A to review ice formation concepts. Exposition on glaciation definition and related terminology. Discussion on snowline variations with latitude and altitude. Explanation of firn formation through compaction processes. Discussion on glacier formation conditions and avalanche effects.

Charts showing snowline variations, Diagrams of ice formation, Maps showing ice distribution, Safety materials

KLB Secondary Geography Form 3, Pages 180-182

Glaciation

Types of Glaciers and Ice Masses

By the end of the lesson, the learner should be able to:
Distinguish between valley and piedmont glaciers. Define ice sheets and ice caps. Identify African glacier examples. Describe nunataks.

Exposition on glacier types with African examples. Discussion on ice sheet characteristics and global distribution. Explanation of ice cap types and locations. Reference to textbook glacier table showing major examples worldwide. Group work identifying glacier locations on maps.

Glacier example tables, World maps, Photographs of mountain glaciers, Distribution charts

KLB Secondary Geography Form 3, Pages 182-183

Glaciation

Icebergs and Ice Movement

By the end of the lesson, the learner should be able to:
Define icebergs and explain their formation. Describe iceberg distribution. Explain three ways ice moves. Analyze factors affecting ice movement speed.

Exposition on iceberg formation and distribution. Discussion on iceberg movement by ocean currents. Explanation of ice movement mechanisms including freeze-thaw action, basal slip, and extrusion flow. Analysis of movement speed factors and rates. Comparison of different glacier movement speeds.

World maps showing icebergs, Ocean current charts, Movement mechanism diagrams, Speed comparison data

KLB Secondary Geography Form 3, Pages 183-184

Glaciation

Icebergs and Ice Movement

By the end of the lesson, the learner should be able to:
Define icebergs and explain their formation. Describe iceberg distribution. Explain three ways ice moves. Analyze factors affecting ice movement speed.

Exposition on iceberg formation and distribution. Discussion on iceberg movement by ocean currents. Explanation of ice movement mechanisms including freeze-thaw action, basal slip, and extrusion flow. Analysis of movement speed factors and rates. Comparison of different glacier movement speeds.

World maps showing icebergs, Ocean current charts, Movement mechanism diagrams, Speed comparison data

KLB Secondary Geography Form 3, Pages 183-184

Glaciation

Processes of Glaciation

By the end of the lesson, the learner should be able to:
Explain glacial erosion through plucking and abrasion. Identify factors influencing erosion. Describe glacial transportation and moraine types.

Discussion on glacial erosion processes of plucking and abrasion. Analysis of factors affecting erosion effectiveness. Explanation of glacial transportation and moraine classification. Reference to textbook diagrams showing moraine types. Q/A on glacial processes and debris movement.

Rock samples, Process diagrams, Moraine type charts, Glacial debris photographs

KLB Secondary Geography Form 3, Pages 184-186

Glaciation

Glacial Features and Significance

By the end of the lesson, the learner should be able to:
Describe highland and lowland glacial features. Analyze positive and negative significance of glaciation.

Discussion on highland feature formation processes and characteristics. Description of lowland glacial features and formation. Analysis of glaciation significance including economic benefits and challenges. Examples from East African mountains and world locations. Group work on significance evaluation and local applications.

Formation diagrams, Feature photographs, Economic impact charts, Maps showing benefits, East African examples

KLB Secondary Geography Form 3, Pages 186-194

Soil

Definition and Composition of Soil

By the end of the lesson, the learner should be able to:
Define soil and its components. Distinguish between soil and land. Explain soil composition percentages and constituent importance.

Q/A to review weathering concepts. Exposition on soil definition and regolith formation. Discussion on soil composition including organic matter, inorganic matter, water, air percentages. Analysis of humus importance for plant nutrition.

Soil samples, Composition diagrams, Constituent charts, Microscopes

KLB Secondary Geography Form 3, Pages 198-200

Soil

Soil Forming Processes

By the end of the lesson, the learner should be able to:
Explain soil formation through weathering and decomposition. Describe leaching processes including ferralisation, eluviation, podzolisation, calcification.

Discussion on weathering as primary formation process. Exposition on decomposition stages: mineralisation and humification. Explanation of leaching types with climatic examples. Reference to formation diagrams.

Rock samples, Decomposition diagrams, Leaching process charts, Formation illustrations

KLB Secondary Geography Form 3, Pages 200-203

Soil

Factors Influencing Soil Formation

By the end of the lesson, the learner should be able to:
Identify five soil formation factors. Explain parent material influence on soil type. Analyze climate and organism effects. Describe topography and time factors.

Exposition on parent material as key factor determining soil type. Discussion on climate effects including rainfall and temperature variations. Analysis of vegetation and micro-organism roles. Explanation of slope and time influences on soil development.

Parent rock samples, Climate charts, Vegetation specimens, Maps, Time examples

KLB Secondary Geography Form 3, Pages 203-205

Soil

Factors Influencing Soil Formation

By the end of the lesson, the learner should be able to:
Identify five soil formation factors. Explain parent material influence on soil type. Analyze climate and organism effects. Describe topography and time factors.

Exposition on parent material as key factor determining soil type. Discussion on climate effects including rainfall and temperature variations. Analysis of vegetation and micro-organism roles. Explanation of slope and time influences on soil development.

Parent rock samples, Climate charts, Vegetation specimens, Maps, Time examples

KLB Secondary Geography Form 3, Pages 203-205

Soil

Properties and Profile

By the end of the lesson, the learner should be able to:
Describe soil properties and structure types. Define soil profile and horizons. Explain soil catena formation.

Discussion on soil structure, texture, acidity, colour, porosity. Explanation of profile as vertical layer arrangement with horizons A-D. Description of catena as slope arrangement and formation processes.

Soil structure samples, pH materials, Colour charts, Profile diagrams, Catena illustrations

KLB Secondary Geography Form 3, Pages 205-209

Soil

Soil Degeneration and Erosion

By the end of the lesson, the learner should be able to:
Define soil degeneration and classify types. Describe erosion types and processes. Identify conditions favouring soil erosion.

Exposition on degeneration types: physical, chemical, biological with causes. Discussion on erosion processes from splash to gully formation. Analysis of erosion factors with Kenyan examples.

Erosion photographs, Degeneration charts, Local examples, Process diagrams

KLB Secondary Geography Form 3, Pages 209-214

Soil

Classification and Management

By the end of the lesson, the learner should be able to:
Classify soils by order: zonal, intrazonal, azonal. Describe major soil types and their characteristics. Explain soil management and conservation methods.

Exposition on soil classification based on formation conditions. Discussion on major Kenyan soil types and distribution. Analysis of management techniques and conservation methods. Examples of Kenyan conservation practices.

Classification charts, Distribution maps, Conservation photographs, Practice examples

KLB Secondary Geography Form 3, Pages 214-228

STATISTICAL METHODS

Introduction and Age-Sex Pyramids Concept
Analysis and Interpretation

By the end of the lesson, the learner should be able to:
Define statistical methods and age-sex pyramids; Recall previous statistical methods from Forms 1-3; Explain the structure and components of age-sex pyramids; Identify cohorts and age-group divisions

Q/A session reviewing previous statistical methods; Introduction to Form 4 advanced methods; Detailed explanation of age-sex pyramid concept using Kenya 1999 census data; Examination of pyramid structure and cohort identification

Sample age-sex pyramids; Kenya census data; Charts showing graph types; Textbook examples
Kenya and developed country pyramid examples; Comparison charts; Statistical data; Population analysis worksheets

KLB Secondary Geography Form 4, Pages 1-4

STATISTICAL METHODS

Advantages, Disadvantages and Applications

By the end of the lesson, the learner should be able to:
Identify advantages and limitations of age-sex pyramids; Evaluate usefulness for planning purposes; Apply pyramid analysis to real scenarios; Assess pyramid effectiveness for data presentation

Brainstorming on advantages and disadvantages; Discussion on planning applications and limitations; Case study analysis for government planning; Review and consolidation of pyramid concepts and skills

Advantage/disadvantage charts; Planning scenario examples; Case study materials; Review worksheets

KLB Secondary Geography Form 4, Pages 7-8

STATISTICAL METHODS

Introduction, Concepts and Construction Factors
Practical Construction and Location Techniques

By the end of the lesson, the learner should be able to:
Define dot maps and distribution maps; Explain dot value, size and location principles; Calculate appropriate dot values; Apply factors for effective dot mapping

Introduction to dot mapping concepts and quantitative symbols; Explanation of three key factors: dot value, size, location; Practical calculation of dot values using livestock data; Discussion on avoiding overcrowding and sparse distribution

Sample dot maps; Livestock data tables; Calculators; Various sized dots; Dotting pens
Base maps; Dotting pens; Relief maps; Settlement maps; Bungoma livestock data; Practice materials

KLB Secondary Geography Form 4, Pages 8-11

STATISTICAL METHODS

Introduction, Definition and Construction Steps
Shading Techniques and Practical Construction

By the end of the lesson, the learner should be able to:
Define choropleth maps and density concepts; Calculate population/area densities; Apply systematic construction steps; Determine appropriate classification systems

Introduction to choropleth mapping and Greek origins; Explanation of density calculations; Step-by-step construction demonstration; Practice with density calculations and classification methods

Sample choropleth maps; Calculators; Area data; Classification examples; Density calculation worksheets
Shading materials; Pattern examples; Region A data; Base maps; Rulers; Final presentation materials

KLB Secondary Geography Form 4, Pages 14-16

STATISTICAL METHODS

Analysis, Comparison and Comprehensive Review

By the end of the lesson, the learner should be able to:
Interpret choropleth map patterns; Compare all three statistical methods; Select appropriate methods for different data types; Demonstrate mastery through practical application

Analysis of completed choropleth maps; Comprehensive comparison of age-sex pyramids, dot maps, and choropleth maps; Method selection scenarios; Final assessment and practical application exercise

Completed maps; Comparison charts; Various data sets; Assessment materials; Method selection guides

KLB Secondary Geography Form 4, Pages 1-19

LAND RECLAMATION AND REHABILITATION

Introduction and Irrigation Schemes Overview

By the end of the lesson, the learner should be able to:
Define land reclamation and land rehabilitation; Distinguish between the two concepts; Identify major irrigation schemes in Kenya; Explain Kenya's irrigation potential and the role of NIB

Q/A on land use concepts; Teacher explanation of reclamation vs rehabilitation; Study of Kenya's 540,000 hectares potential; Examination of Table 2.1 showing 13 major schemes; Map work locating schemes

Chalkboard; Kenya map; Textbook; Notebook; Pen/pencil

KLB Secondary Geography Form 4, Pages 12-14

LAND RECLAMATION AND REHABILITATION

Mwea-Tebere Irrigation Scheme - Location and Development
Mwea-Tebere Scheme - Management and Cultivation

By the end of the lesson, the learner should be able to:
Describe Mwea-Tebere location and physical factors; Trace historical development from 1950s; Explain the role of emergency period; Analyze the four blocks development

Detailed study of Mwea location in Kirinyaga County; Analysis of Rivers Thiba, Nyamindi, and Murubara; Discussion on black cotton soils and gentle slopes; Historical account from colonial period to four blocks expansion

Chalkboard; Kenya map; Textbook; Exercise book; Pencil; Ruler
Chalkboard; Textbook; Calculator; Exercise book; Pen

KLB Secondary Geography Form 4, Pages 14-16

LAND RECLAMATION AND REHABILITATION

Mwea-Tebere Benefits, Problems and Perkerra Scheme
Significance and Problems of Irrigation in Kenya

By the end of the lesson, the learner should be able to:
Identify benefits and success factors of Mwea; Analyze major problems facing the scheme; Compare with Perkerra irrigation scheme; Evaluate location factors and challenges

Analysis of seven major benefits and success factors; Study of 11 problems including diseases, pests, and management issues; Examination of Perkerra location in Baringo County; Discussion on contract farming and Kenya Seed Company role

Chalkboard; Textbook; Kenya map; Exercise book; Pencil
Chalkboard; Textbook; Exercise book; Pen; Kenya map

KLB Secondary Geography Form 4, Pages 18-22

LAND RECLAMATION AND REHABILITATION

Methods - Drainage, Irrigation Types and Pest Control

By the end of the lesson, the learner should be able to:
Explain drainage methods for swamp reclamation; Describe six types of irrigation techniques; Analyze pest control as land reclamation; Study tse-tse fly control methods

Study of U-shaped and V-shaped drainage ditches; Detailed examination of bucket, flood, sprinkler, trickle, canal, and drip irrigation; Analysis of pest organisms impact; Discussion on tse-tse control through various methods

Chalkboard; Textbook; Water bucket; Small stones; Exercise book

KLB Secondary Geography Form 4, Pages 24-29

LAND RECLAMATION AND REHABILITATION

Afforestation, Soil Conservation and ASAL Management
Kenya Case Studies - Lambwe Valley and Swamp Drainage

By the end of the lesson, the learner should be able to:
Distinguish between afforestation and reafforestation; Explain erosion control methods; Identify ASAL areas and their management; Describe drought-resistant crops and agroforestry

Study of tree planting and forest replacement; Analysis of terracing, gabions, and contour farming; Examination of ASAL distribution across six provinces; Discussion on drought-resistant crops and ICRAF role

Chalkboard; Kenya map; Textbook; Tree seedlings; Exercise book
Chalkboard; Kenya map; Textbook; Exercise book; Pencil

KLB Secondary Geography Form 4, Pages 29-32

LAND RECLAMATION AND REHABILITATION

Netherlands Land Reclamation - Introduction and Methods

By the end of the lesson, the learner should be able to:
Describe Netherlands geography and reclamation history; Explain the concept of polders; Analyze three main reclamation methods; Understand polder construction process

Study of Netherlands' land below sea level; Historical analysis from 13th century to modern methods; Examination of sea/marsh/lake reclamation; Step-by-step analysis of polder construction with ring canals and dykes

Chalkboard; World map; Textbook; Exercise book; Ruler

KLB Secondary Geography Form 4, Pages 37-40

LAND RECLAMATION AND REHABILITATION

Zuyder Zee and Delta Plan Projects

By the end of the lesson, the learner should be able to:
Describe Zuyder Zee project development and benefits; Explain 1953 disaster and Delta Plan response; Analyze project outcomes and impacts; Evaluate flood prevention measures

Detailed study of 1927-1932 Zuyder Zee timeline; Analysis of Great Dyke construction and five polders; Study of 1953 disaster impact; Examination of Delta Plan objectives and four estuary closures

Chalkboard; World map; Textbook; Exercise book; Pen

KLB Secondary Geography Form 4, Pages 40-44

LAND RECLAMATION AND REHABILITATION

Comparison and Review

By the end of the lesson, the learner should be able to:
Compare Kenya and Netherlands reclamation methods; Identify similarities and differences; Evaluate success factors; Synthesize all concepts and prepare for assessment

Analysis of six similarities and five major differences; Comparative study of technology levels and approaches; Comprehensive review of all reclamation methods; Application of concepts to new scenarios and assessment preparation

Chalkboard; Textbook; Exercise book; Pen; Kenya and world maps

KLB Secondary Geography Form 4, Pages 45-46, Review Pages 12-46

FISHING

Introduction and Factors Influencing Fishing - Plankton and Ocean Currents
Factors Influencing Fishing - Coastline, Capital, Technology and Market

By the end of the lesson, the learner should be able to:
Define fishing, fisheries, and fish farming; Explain the presence of plankton and its importance; Analyze the influence of ocean currents on fish distribution; Describe the relationship between water temperature and fish populations

Q/A on previous knowledge of water bodies and fish; Teacher explanation of fishing concepts and terminology; Study of plankton types (zoo and phyto-plankton); Analysis of ocean current effects using Africa map; Discussion on water depth limitations (180m) and temperature effects (24°C)

Chalkboard; Textbook; Kenya and Africa maps; Exercise book; Pen/pencil
Chalkboard; Textbook; World map; Exercise book; Pencil

KLB Secondary Geography Form 4, Pages 31-33

FISHING

Major World Fishing Grounds - Atlantic Ocean

By the end of the lesson, the learner should be able to:
Identify major fishing grounds worldwide; Describe North-West Atlantic fishing grounds; Explain factors favoring North-West Atlantic development; Analyze North-East Atlantic fishing grounds and their characteristics

Study of global fishing ground distribution using Figure 3.2; Detailed analysis of Grand Bank, Sable Bank, and George's Bank; Examination of cold Labrador and warm Gulf Stream convergence; Discussion on population and technological factors in Atlantic fishing

Chalkboard; World map; Textbook; Exercise book; Ruler

KLB Secondary Geography Form 4, Pages 34-37

FISHING

Major World Fishing Grounds - Pacific Ocean and Comparison
Fishing Grounds in Africa - Marine and Inland Fisheries

By the end of the lesson, the learner should be able to:
Describe Pacific Ocean fishing grounds; Explain North-East and North-West Pacific characteristics; Compare Atlantic and Pacific fishing grounds; Analyze factors contributing to fishing ground development

Study of North-East Pacific (West Coast North America) salmon fishing; Analysis of North-West Pacific (North-East Asia) as world's largest fishing ground; Examination of current convergence effects; Comparison of technological advancement in different regions

Chalkboard; World map; Textbook; Exercise book; Pen
Chalkboard; Africa map; Textbook; Exercise book; Pencil

KLB Secondary Geography Form 4, Pages 37-39

FISHING

Types and Methods of Fishing
Traditional Fishing Methods

By the end of the lesson, the learner should be able to:
Distinguish between four main types of fishing; Explain pelagic and demersal fishing characteristics; Describe inshore and freshwater fishing; Compare traditional and modern fishing methods

Study of pelagic fishing (surface fish in shoals); Analysis of demersal fishing (bottom fish, large size); Examination of inshore fishing (coastal, subsistence); Discussion on freshwater fishing in various water bodies; Introduction to traditional vs modern methods

Chalkboard; Textbook; Fishing net sample; Exercise book; Pen
Chalkboard; Textbook; Basket sample; Exercise book; Pencil

KLB Secondary Geography Form 4, Pages 42-44

FISHING

Modern Fishing Methods

By the end of the lesson, the learner should be able to:
Describe modern commercial fishing methods; Explain seining techniques and equipment; Analyze trawling methods and applications; Evaluate line fishing in commercial operations

Study of seining using seine nets and dory boats; Analysis of trawling with cone-shaped bags and trawlers; Examination of line fishing with multiple hooks; Discussion on advantages and disadvantages of each method; Comparison with traditional methods

Chalkboard; Textbook; Exercise book; Pen; Small rope sample

KLB Secondary Geography Form 4, Pages 47-49

FISHING

Fisheries in East Africa - Kenya Marine and Inland

By the end of the lesson, the learner should be able to:
Describe Kenya's fishing potential and reality; Explain marine fishing along Kenyan coast; Analyze problems facing marine fishing; Evaluate inland fishing grounds and their importance

Study of Kenya's coastline and drainage system potential; Analysis of marine fishing limitations and small-scale operations; Examination of problems (small market, lack of refrigeration, foreign competition); Detailed study of inland fishing in lakes Victoria, Turkana, Naivasha, Baringo, and Chala

Chalkboard; Kenya map; Textbook; Exercise book; Pencil

KLB Secondary Geography Form 4, Pages 49-53

FISHING

Fish Farming in Kenya and Fishing in Tanzania/Uganda

By the end of the lesson, the learner should be able to:
Explain fish farming establishment and management; Describe fish pond construction and fish feeding; Compare fishing in Tanzania and Uganda; Analyze East African fishing patterns

Study of fish pond construction on impervious soils; Analysis of fingerling sources and fish feeding methods; Examination of tilapia, trout, and mudfish farming; Comparison of Tanzania's Lake Victoria and Tanganyika fishing; Study of Uganda's landlocked fishing advantages

Chalkboard; Kenya map; Textbook; Exercise book; Pen

KLB Secondary Geography Form 4, Pages 53-56

FISHING

Significance and Problems of Fishing Industry in Kenya

By the end of the lesson, the learner should be able to:
Identify economic and social significance of fishing; Analyze employment and development benefits; Examine major problems facing fishing industry; Suggest solutions to fishing problems

Study of fishing as income source and employment creator; Analysis of tourist attraction and protein source benefits; Examination of transport development and port growth; Detailed study of problems (over-fishing, pollution, inadequate capital, transport, new species, weeds, dangerous animals, limited market, accidents, few cooperatives)

Chalkboard; Textbook; Exercise book; Pen; Kenya map

KLB Secondary Geography Form 4, Pages 56-60

FISHING

Fishing in Japan - Factors and Development

By the end of the lesson, the learner should be able to:
Explain factors making Japan a leading fishing nation; Analyze Japan's fishing advantages; Describe Japanese fishing technology and methods; Compare Japanese and Kenyan fishing

Study of Japan's rugged terrain and island nature; Analysis of extensive continental shelf and current convergence; Examination of advanced technology and ship building; Discussion on lucrative markets and large population; Comparison of similarities and differences with Kenya

Chalkboard; World map; Textbook; Exercise book; Pen

KLB Secondary Geography Form 4, Pages 60-64

FISHING

Management and Conservation of Fisheries

By the end of the lesson, the learner should be able to:
Explain the need for fisheries management; Describe conservation methods and techniques; Analyze international agreements and cooperation; Evaluate artificial fertilization and fish farming promotion

Study of declining fish resources globally; Analysis of management measures (licensing, banning, size restrictions); Examination of conservation techniques (restocking, research, pollution control); Discussion on Exclusive Economic Zones (EEZ) and international cooperation; Study of artificial fertilization and fish farming promotion

Chalkboard; Textbook; Exercise book; Pen; World map

KLB Secondary Geography Form 4, Pages 64-66

WILDLIFE AND TOURISM

Definition of Wildlife and Factors Influencing Distribution

By the end of the lesson, the learner should be able to:
Define wildlife and identify main types in East Africa; Explain factors influencing wildlife distribution; Analyze the role of vegetation cover in wildlife distribution; Evaluate the influence of water presence on wildlife habitats

Q/A on previous knowledge of animals and plants; Teacher explanation of wildlife concept and examples; Study of birds, insects, and animals in East Africa; Discussion on vegetation types and their influence on different wildlife species; Analysis of water bodies and their wildlife inhabitants

Chalkboard; Textbook; Kenya map; Exercise book; Pen/pencil

KLB Secondary Geography Form 4, Pages 60-61

WILDLIFE AND TOURISM

Factors Influencing Wildlife Distribution - Climate, Soils and Human Activities
Game Parks - Types and Distinctions

By the end of the lesson, the learner should be able to:
Explain how climate affects wildlife distribution; Analyze the role of altitude and rainfall in wildlife patterns; Describe how soils influence wildlife habitats; Evaluate human impact on wildlife distribution

Study of temperature and altitude effects on wildlife; Analysis of rainfall distribution and vegetation variety; Discussion on soil types and plant species relationships; Examination of human activities impact (settlement, agriculture, chemicals, mining, hunting, fishing methods)

Chalkboard; Textbook; Exercise book; Pen; Kenya map
Chalkboard; Textbook; East Africa map; Exercise book; Pencil

KLB Secondary Geography Form 4, Pages 61-62

WILDLIFE AND TOURISM

Distribution of Parks and Significance of Wildlife
Problems Facing Wildlife in East Africa

By the end of the lesson, the learner should be able to:
Locate major National Parks and Reserves in Kenya, Uganda, and Tanzania; Identify marine parks in the region; Explain economic significance of wildlife; Analyze benefits of wildlife conservation

Map work locating parks using Figure 4.1; Study of Kenya's parks (Tsavo, Mt Kenya, Nairobi, Amboseli), Uganda's parks (Bwindi, Murchison Falls), Tanzania's parks (Serengeti, Kilimanjaro); Analysis of wildlife benefits: foreign exchange, employment, education, infrastructure development

Chalkboard; East Africa map; Textbook; Exercise book; Pen
Chalkboard; Textbook; Exercise book; Pen; Wildlife photos

KLB Secondary Geography Form 4, Pages 64-66

WILDLIFE AND TOURISM

Wildlife Management and Conservation

By the end of the lesson, the learner should be able to:
Explain wildlife management and conservation strategies; Analyze measures taken to protect wildlife; Evaluate the effectiveness of conservation programs; Describe international cooperation in wildlife protection

Study of hunting bans and anti-poaching measures; Analysis of game park establishment and protection agencies; Discussion on animal translocation programs and public education; Examination of individual wildlife farms and domestic tourism promotion; Study of CITES convention

Chalkboard; Textbook; Exercise book; Pen; Kenya map

KLB Secondary Geography Form 4, Pages 69-71