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Materials & Matter

What things are made of and how they change.

6 adventures

All ages Ages 4–6 Ages 7–9 Ages 10–11

Best Newest Most played A to Z

Dissolving and Separating Mixtures: Molly's Mixture Lab

Learn how solids dissolve to make a solution and how to separate mixtures by sieving, filtering and evaporati… Members · chapter 1 freeAges 8–1150 min

Properties of Materials: Test Like a Scientist with Rivet

Learn the properties of materials, from hardness to magnetism, by scratching, stirring, sparking and testing… Members · chapter 1 freeAges 9–1160 min

Reversible and Irreversible Changes: Melt, Mix and Fizz

Learn about reversible and irreversible changes by melting chocolate, dissolving salt, sieving rice, burning… Members · chapter 1 freeAges 8–1140 min

Conductors and Insulators: Light the Bulb with Lumi

Learn which materials are conductors and insulators and why metals conduct, by testing everyday objects in a… Members · chapter 1 freeAges 7–1040 min

Solids, Liquids and Gases: A Matter Lab Adventure

Learn how to tell solids, liquids and gases apart by how they behave, then pour, squeeze, pump and sort every… Members · chapter 1 freeAges 7–1035 min

Melting, Freezing and Evaporation: Heat It, Cool It!

Learn how melting, freezing and evaporation change materials, then heat ice, read thermometers and dry puddle… Ages 7–1045 min