Solids, liquids and gases are the three main states of matter. But where do things like cornstarch mud fit in? It seems like a liquid, but when you hit it - it turns solid. But the real question is, can Phil run across a giant vat of it? Plus, how to tell a gas from a liquid and a solid, giant rock candy and massive bubbles!

From the TVO streaming audio-visual collection. Rights expire on August 30, 2027. We are taking science experiments to a whole new level! Watch large-scale experiments that are fun and educational!