Category: Experiments

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/...

How to make a festive wreath

Create a decorative door hanging for the holiday season with this simple guide Before you begin… Make sure you have permission to take clippings of trees and berries, or better yet try to use...

How to see cosmic rays

Create a cloud chamber and watch subatomic particles zoom through the air in front of you 1. Prepare your tank First, you’ll need to find a large, rectangular tank – like a fish tank....

How to turn milk into glue

Use a simple chemical reaction and some smart mixing to turn normal milk into natural glue 1. Heat the milk First of all, measure out around 250ml of milk, then pour it into the...

How to make a solar tower

Investigate air density and find out how heat can create power 1. Make your fan You’ll need a rectangle of black card around 30 centimetres long and 25 centimetres wide. You’ll also need a...