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In this activity, learners explore how to protect their skin while applying pesticides to plants.

In this laboratory experiment, learners explore how effectively different sunscreens protect yeast cells from damage caused by ultraviolet (UV) radiation.

In this activity, learners explore the concept of permeability to better understand why amphibians are extremely sensitive to pollution.

In this activity, learners will discover how the thin layers of amphibians' skin allow water and other chemicals to pass through it.

In this activity about camouflage, learners create a model that shows how a flounder is able to blend into a variety of environments.