Students gain practice in conducting tests to identify soil components, interpreting tests to draw conclusions about soils, and recording their observations. Students discover and identify different properties of sand, clay, humus, and garden soil. They apply knowledge to investigate a "mystery" soil and discover its composition.
Unit Kit comes with a Teacher's Guide, a Teacher's Tools CD, and the materials (including a coupon for prepaid delivery of the living organisms) needed for a class of 30. Added value: 24 KIDS DISCOVER nonfiction Readers. The Refurbishment Set replenishes all kit consumables.
The
Two Use Kit comes with all of the great materials you’d expect from the STC Program™, along with a box containing the materials for a second, non-concurrent use. All you need to do is set the box aside until you are ready for it.
/!\ WARNING: CHOKING HAZARD - Small parts. Not for children under 3 yrs.
