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

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

Keep the kids busy over Thanksgiving with these easy STEM Challenges. Science activities and challenges are a great way for kids to learn without realising. I've made these challenges simple, ...

Have you ever seen a jumping bean toy? They bounce, flip and jump as if they're magic, but the real magic is that you can make your own jumping bean with just a marble and kitchen foil! You might be ...

This simple apple ramp STEM challenge is a brilliant, hands-on way to learn about the effect of gradient on speed and friction. We've made a friction ramp to test toy cars before, and this apple ...

This spooky science trick uses a magnet and a paper clip to make paper ghosts seem to fly through the air. It's a fantastic way to learn about magnets and gravity with a fun Halloween twist! Carefully ...

Have you ever wanted to create your very own animation? One way to do this is with a simple flipbook. An animation flip book is a series of pictures arranged in a flip book that change slightly from ...

Have you ever wondered why a bag of crisps ( or potato chips ) expands on an aeroplane? It's all about air pressure. The crisp packet was sealed at a lower altitude where atmospheric pressure is ...

Have you ever wondered how far Jupiter is from Mars or Venus from Earth? Our handy calculator makes it easy to find out! All distances are average and approximate, as it's difficult to be accurate ...

There are lots of great air pressure demonstrations around, but a leaky water bottle is one of the simplest. It looks impressive and costs almost nothing. Air is made up of several different gases.

A dodecahedron is a three-dimensional shape with 12 faces. The most common dodecahedron ( regular dodecahedron ) has regular pentagons for all 12 faces. There are other types of dodecahedron are made ...