Before you start. You need a candle, a match and a glass jar, used with an adult’s care on a heatproof surface. One idea from elsewhere helps: everything is made of atoms, which link up into small groups called molecules. You Are Empty Space tells that story; here it is enough to know that wax and air are both made of molecules.
Continue reading with a plan
The first three lessons of every track are free. This lesson is included with a plan, which unlocks every lesson, board, video, lab and paper for one price.