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In this activity, learners make self-assembled polymer spheres.

Where rainwater goes after the rain stops? And why there are rivers and lakes in some parts of the land but not in others?

In this lab exercise, learners explore diffusion, cell membranes and particle size using beets and three alcohols.

In this activity, learners test the pH of safe liquids available at home by creating a pH indicator from mashed blueberries.