How does the freezer work? — Leon, aged 4. To answer this, we need to understand solids, liquids and gases as well as heat energy and physical changes. Learn how a freezer stays cold in this resource for Year 1-8 … Continued
The Trash Can Man is on a mission to turn TRASH into (scientific) TREASURE! Hidden inside every pile of refuse and rejectamenta are a billion different possibilities... This episode is a little gross. BUT, it's also really interesting. AND, there's … Continued