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In this activity, learners create a "Jam Jar Jet" based on Francois Reynst's discovery of a pulsejet engine, which uses one opening for both air intake and exhaust.

In this activity, learners will observe a deceptively simple process: a burning candle.

In this activity about combustion and energy, learners observe a burning candle in a sealed jar and the burning of white sugar.

This activity teaches combustion as the interaction of a fuel source and oxygen.

In this activity, learners construct a simple electrolysis device. With this device, learners can decompose water into its elemental components: hydrogen and oxygen gas.