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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.

In this engineering activity, learners design their own board games.

In this activity, pairs of learners will create two make-believe dig sites by burying chicken bones in plaster of Paris--a powder that hardens when wet.

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.