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The purpose of this lab activity is to demonstrate (through simulation) how DNA fingerprinting (or DNA profiling) might be used to solve a crime.

This is an activity (located on page 3 of the PDF under Water Clean-up Activity) about the use of reduction agents to decontaminate ground water.

This lesson is designed to serve as an introduction to the immune system. It can stand alone or it can lead into further studies of the immune system.

This is an activity (located on page 3 of the PDF) about the mixture of materials in bone and how they affect its strength.

In this thought-provoking activity, learners plan a hypothetical project to build and operate wind turbines in their community.

MarsBound! is an engineering simulation activity in which learners use realistic techniques to plan a mission to Mars.