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Learners build a simple one-cell battery and use an ammeter to measure the flow of current.

In this activity, learners experiment with their voices and noisemakers to understand the connections between vibrations and the sounds created by those vibrations.

In this two-part activity, learners will extract their own DNA from their cheek cells and learn how DNA is analyzed and used to solve crimes.

Using electrolysis, learners produce hydrogen gas and oxygen gas from water molecules in a solution.

Learners observe working lava lamps to understand how they work (included in PDF link).

Learners place their hands on different metals and use an ammeter to monitor the flow of electricity from one metal to another.

In this activity, learners will design a way to identify a powder found at a crime scene by comparing it with known powders, with the goal of solving a crime.

Learners observe two joined glass tubes containing a conductive salt solution. Electrodes are passing an electric current through the water.

In this activity, learners explore color, light and shadow by creating their own puppets to hold in front of a light source.