These walking reindeer made us laugh so much. They work brilliantly, but can be a little fiddly to get going. This activity ...

It's the season for baking, but have you ever wondered what makes cakes and biscuits rise? It's all about the raising agent. This activity uses a basic cookie recipe and different raising agents to ...

These light up paper circuit cards were much easier to make than I expected and only need a few inexpensive materials.

Is it easier to knock down a smaller or larger stack of cups? What will happen if you add more lollypop sticks to the central core of the catapult? Do the pom poms travel further than the table tennis ...

The deepest part of the ocean is in the Challenger Deep valley of the Mariana Trench, which is about 10,935 metres deep ( almost 11km )! This is deeper than Mount Everest is tall. The Mariana Trench ...

Today's experiment is very simple but hopefully fascinating for even very young children. We're going to investigate which solids dissolve in water. When a substance dissolves in water, you can't see ...

We've been collecting lovely Autumn leaves over the last few weeks and noticed how they seem to curl up and become crunchy after just a few days, so we thought we'd try a few different methods to ...

This simple science project shows you how to make a model of an eclipse to visually demonstrate what's happening between the Sun, Earth and Moon during a solar or lunar eclipse. A solar eclipse model ...

Have you ever wondered how balancing toys work? You can find out with this simple marshmallow balancing STEM challenge! It's a great activity for learning about gravity and centre of mass. Cut a small ...

Find out which material makes the best ice hockey puck in this simple science investigation. Ice hockey pucks are made from vulcanised rubber. They usually have small grooves on the surface so they ...

An unbreakable egg sounds impossible. We think of eggs as fragile ( how many times have you opened a box of eggs to find one broken ), so how do you make an unbreakable egg? How to make an egg ...