Science topic · South Africa
The human body
Body systems, cells, senses and keeping healthy.
Lessons
Grade 4Science
Your Senses: How Does Your Body Know?
Map the most sensitive spots on your skin, find the blind spot in each eye, lose the flavour of a jelly bean by pinching your nose, and build an owl ear. Four lessons on how senses gather information and the brain makes sense of it.
Grade 7 to Grade 8Science
Cells: The Smallest Living Things
How small is a cell, how does water get in, what's inside, and why are cells so tiny? Four lessons with potatoes, strawberries and gelatin that work with a microscope or without one.
Grade 3 to Grade 5Science
How Your Body Works
Why your heart races when you run, what happens to your lunch, how your arm bends and where germs hide. Students take their own pulse, build a model gut and a card elbow, and run a handwashing fair test with glitter 'germs'. Everyday materials, no winter, works in any country.