British Science Week: How to make a mechanical arm
Craft an arm with fingers that can grip using objects from around your home
Category: Experiments
How to grow your own avocado tree
Watch your leftover avocado seed grow from pit to plant with these six simple steps
How to make a giant salt crystal
Use the chemistry of crystallisation to form an enormous salt crystal at home
How to see how dirty your hands are
Discover how much hidden dirt is on your hands and household items Before you begin… If you’re under 18, make sure you have an adult with you. Image credit: Future PLC/ © Illustrations by...
How to put out a candle with CO2
Use science to amaze your friends by putting out a candle with a heavy gas Before you begin… If you’re under 18, make sure you have an adult with you. Image credit: Future PLC/...
