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In this collecting/comparing activity, learners work with samples of sand from different places like a lakefront, river, or ocean beach.

In this outdoor activity, learners become beachcombers as they walk on a sandy beach in search of evidence of life.

This activity was designed for blind learners, but all types of learners can explore means of physically separating a mixture using dissolving, filtration, and evaporation.

In this geology activity, learners use a microscope to discover and identify the components of sand.

In this activity, learners explore a bucket of sand and beach objects.