Pebbles, Sand, and Silt

Bar Code: 2363

Description: The Pebbles, Sand, and Silt Module introducesstudents to several kinds of rocks. Throughout the activities,students sort, wash, compare, and separate rocks. They separatemixtures of rocks with screens, and investigate clay and soil. Afterstudents have had many experiences with these earth materials, theyparticipate in projects that demonstrate how people use earthmaterials in their daily lives.


2 drawers of materials:

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