Lessons Library
Multimedia lessons with text, audio, and video — aligned to the South African CAPS curriculum.
Grade 10 · Beginner
The Cell — Structure and Function — Grade 10 Lesson
The full lesson: organelles and their jobs, plant vs animal cells, and how substances move in and out.
Grade 11 · Intermediate
Newton's Laws in Everyday Life — Grade 11 Lesson
Inertia, F = ma and action–reaction explained with everyday South African examples, plus a 4-step problem routine.
Grade 12 · Advanced
Calculus from First Principles — Grade 12 Lesson
Understand what a derivative really measures, then calculate one from first principles — the full lesson with worked example and quiz.
University · Advanced
Differential Calculus: MIT 18.01 Lecture 1
MIT OpenCourseWare's first lecture on single-variable calculus: derivatives as slope, velocity and rate of change — a perfect bridge into first-year university maths.
University · Intermediate
Academic Writing: Structuring a University Essay
How to structure a university essay: thesis, paragraphing, evidence and analysis — plus a workflow that works.
University · Beginner
Statistics Essentials: Mean, Median and Mode
Mean, median, mode and range — the first tools of first-year statistics, and when to trust each one.
TVET College · Beginner
Basic Electrical Circuits: Series and Parallel
Series vs parallel circuits and Ohm's law — the foundation of electrical trade and engineering studies.
University · Beginner
Introduction to Programming: Variables and Logic
Your first steps in programming: variables, types, decisions and loops — in plain language, with Python examples.
Grade 7 · Beginner
Ecosystems: Food Chains and Food Webs
Explore ecosystems, food chains and food webs — from Kruger Park acacias to west-coast plankton.
Grade 9 · Intermediate
Algebra: Solving Linear Equations
Solve linear equations step by step using the balance method — and check every answer.
Grade 8 · Intermediate
Geometry: Lines, Angles and Triangles
Master parallel lines, angle rules and the triangle angle sum — the heart of Grade 8 geometry.
Grade 8 · Intermediate
The Scramble for Africa
How and why Europe divided Africa between 1881 and 1914 — and the consequences we still live with.
Grade 9 · Beginner
Budgets, Saving and Interest
Plan income and expenses, understand surplus and deficit, and see how interest makes savings grow.
Grade 7 · Intermediate
Integers: Positive and Negative Numbers
Work confidently with positive and negative numbers — on the number line, in sums and in real life.
Grade 10 · Intermediate
Chemical Bonding: Ionic, Covalent and Metallic
Ionic, covalent and metallic bonding — why atoms join and how the bond type explains each substance's properties.
Grade 12 · Intermediate
Writing a Powerful Essay
Thesis, PEEL paragraphs and formal language — how to write essays that earn top marks.
Grade 11 · Intermediate
Photosynthesis: How Plants Make Food
The equation, the two stages, limiting factors — and why photosynthesis powers almost all life on Earth.
Grade 10 · Intermediate
Quadratic Equations: Factorising and the Formula
Solve quadratics by factorising and with the formula — and use the discriminant to know what kind of roots to expect.
Grade 12 · Advanced
Organic Chemistry: The Alkanes
The alkane family: naming, isomers, properties and reactions — always a favourite in exams.
Grade 12 · Intermediate
Human Evolution: From Australopithecus to Homo Sapiens
From Australopithecus to Homo sapiens — the fossil evidence, the timeline and South Africa's Cradle of Humankind.
Grade 11 · Intermediate
Trigonometry: Sine, Cosine and Tangent
SOH-CAH-TOA, exact values, and finding sides and angles in right-angled triangles.
Grade 12 · Advanced
Calculus: The Derivative from First Principles
From first principles to the power rule, tangents and turning points — the heart of Grade 12 calculus.
Grade 5 · Intermediate
Long Multiplication Step by Step
Master multiplying 2-digit numbers using the break-apart and column methods.
Grade 4 · Beginner
Life Cycles: From Seed to Plant
Follow a seed's journey from germination to seed dispersal, and grow your own bean to see it happen.
Grade 6 · Beginner
The Water Cycle
Evaporation, condensation, precipitation and collection — the endless journey of Earth's water, with a video to watch.
Grade 6 · Intermediate
Fractions, Decimals and Percentages
Switch easily between fractions, decimals and percentages — and use them in real-life shopping and marks.
Grade 4 · Beginner
Fractions: Parts of a Whole
Discover what fractions mean, compare them, and meet equivalent fractions — with a video to bring it to life.
Grade 5 · Beginner
Maps and Symbols: Finding Our Way
Learn to read maps using symbols, keys, compass directions and scale.
Grade 1 · Beginner
Counting to 20
Count objects, learn the teen numbers, and discover the number friends that make 10.
Grade 1 · Beginner
Letter Sounds and Beginning Reading
Learn the sounds each letter makes and blend them together to read your first words — the foundation of reading.
Grade 3 · Beginner
Multiplication as Equal Groups
See multiplication as equal groups and start your times tables with skip counting.
Grade 2 · Beginner
Reading Comprehension: Thabo's Day at the Market
Read a short story about a day at a village market, then answer questions about it.
Grade 2 · Beginner
Addition and Subtraction Stories
Solve addition and subtraction word problems using counting on and number lines.
Grade 3 · Beginner
Healthy Habits: Caring for My Body
Learn the daily habits that keep your body strong, safe and healthy.