What is a Colloid A colloid is a mixture is two or more substances mixed together but not chemically combined ( they can be separated ). Colloids are a special type of mixture where tiny particles of one substance are scattered through another substance. Cream is a colloid as it’s made up of tiny particles of…
Oh no! The elves can’t lift their Christmas treats up the stairs, can you design a pulley system to help them? What is a Pulley? A pulley is made up from one or more wheels with a rope looped over them to make it easier to lift objects. The more wheels the pulley has the…
Did you know you can make frost appear on the surface of a metal can using just ice, water and salt? We used the power of science to make our very own Frosty the Snowman! How to make a Frosty the Snowman A clean and empty tin can Crushed ice Water Salt Timer – optional…
