The Antarctic food web is the simplest on the planet, and krill are at its hub.
How good is your friend's driving? You be the seismometer, and find out whether your pal is a smooth sailor or a mover and shaker.
Build a stripped-down motor, a simple, easy-to-make version of the electric motors found in toys, tools, and appliances.
Get down and dirty with the surprising science of soil.
This clay building activity shows that when you make things bigger, weight increases faster than strength.
What happens to sandy or fine-grained soils when an earthquake shakes them up? Try this simple activity to find out.
Investigate the factors that make animals, faces, and even objects cute – or not.
Why is your shadow longer in winter than in summer? Grab a basketball and some paperclips and find out!
Peter Whitehead is an instrument builder, performer, and composer.
A bicycle, masking tape, paper, pencil, and a little curiosity are all you need to find out how the gears of a bicycle work.
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