Ages 13–14: Grade 8, Year 9, Class 8
11 lessons in science, study skills, maths, computing for students who start the school year aged 13.
Ages 13–14 lessons
Subject
11 lessons
Photosynthesis: How Plants Make Food
A ready-to-teach biology lesson for ages 13–16 on photosynthesis: the word and balanced equations, how a leaf is built for the job, limiting factors and what plants do with glucose. Speaker notes on every slide, a 5-question quiz and a worksheet. Ages 13–16 17 slides 45 min Interactive diagramsAcids, Bases and the pH Scale
A ready-to-teach chemistry lesson for ages 12–15 on acids, bases and alkalis: the pH scale, litmus and universal indicator, everyday examples, neutralisation and how to name salts, with a safe indicator practical. Ages 12–15 16 slides 45 minCrop Production and Management in India
A ready-to-teach deck on Crop Production and Management, following the earlier NCERT Class 8 Science syllabus: kharif and rabi crops, soil preparation, sowing, manure and fertilisers, irrigation, weed control, harvesting and safe storage of grain. Ages 13–14 16 slides 40 minElectric Circuits: Current, Voltage & Resistance
A ready-to-teach physics lesson for ages 12–15 on electric circuits: current, potential difference (voltage), resistance and Ohm's law, how to use ammeters and voltmeters, and the rules for series and parallel circuits. Ages 12–15 14 slides 45 minForces and Newton's Laws of Motion
A ready-to-teach physics lesson for ages 12–15 on forces: contact and non-contact forces, resultant force, balanced and unbalanced forces, mass and weight, and Newton's three laws of motion, with F = ma worked examples. Ages 12–15 15 slides 45 minHow to Study Effectively: Spaced Repetition and Active Recall
Research-based slides on studying smarter: why rereading and highlighting fade, how self-testing and spaced reviews work, how far apart to space reviews, and a 30-day exam plan, with notes and a quiz. Ages 11–18 16 slides 40 minPercentages
Ready-to-teach maths slides for ages 11–14 on percentages: converting fractions, decimals and percentages, finding a percentage of an amount, percentage increase and decrease with multipliers, percentage change and reverse percentages, with speaker notes and a quiz. Ages 11–14 15 slides 45 minPlant and Animal Cells: Structure and Function
A ready-to-teach lesson for ages 11–14 on plant and animal cells: the parts they share, the three extra parts plant cells have, and what each part does. Speaker notes on every slide, a microscope example, a 5-question quiz and a worksheet. Ages 11–14 15 slides 45 minPython Variables and Data Types: Beginner
Beginner Python slides on variables and data types: naming rules, int, float, str, bool, None, list, tuple, dict and set, type(), dynamic typing and conversion, with tested code, notes and a quiz. Ages 13–18 17 slides 40 minRatio and Proportion
Ready-to-teach maths slides for ages 11–14 on ratio and proportion: writing and simplifying ratios, ratio vs fraction, sharing in a ratio, unit rates and best buys, direct proportion and scale drawings and maps, with speaker notes and a quiz. Ages 11–14 16 slides 45 minStates of Matter and the Particle Model
A ready-to-teach science lesson for ages 11–14 on solids, liquids and gases: how particles are arranged and move, the changes of state, energy in and out, evaporation vs boiling, and gas pressure. Speaker notes on every slide, a 5-question quiz and a worksheet. Ages 11–14 17 slides 45 minNo lessons match all of those filters yet.
Collections with lessons for this year
- How living things get energyFrom the cell to the whole organism: where food comes from and how energy is released from it.
- Matter and chemical reactionsParticles first, then what happens when substances react, measured and written as equations.
- Forces, electricity and motionThree physics lessons in rising difficulty: forces, then circuits, then motion graphs and equations.
- Number and proportionNegative numbers, then the proportional thinking behind percentages and ratios.