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In this activity, learners explore how salt water freezes in comparison to fresh water.

In this physics crime lab or demonstration, learners pretend they are criminologists and must find the "muzzle velocity" (speed of the bullet as it leaves the gun) of a gun used to commit a crime.

In this activity (Page 22 of PDF), learners investigate the evolution of wheat by washing different types of dough with water and comparing the results.

Learners will understand the relationship between climate change and sea-level rise.

In this activity, learners discover if carbon dioxide has an effect on temperature.