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In this activity, learners explore how the application of nano-sized particles or coatings can change a bigger material’s properties.

In this activity, learners build one or more edible coral polyps and place them together to form a colony.

In this environmental science activity (page 4 of the PDF), learners use vinegar and chalk to observe the effect of acid rain on various building materials and plant life.

In this fun sticker activity, learners will create a size wheel with images of objects of different size, from macroscopic scale (like an ant) to nanoscale (like DNA).