Topsoil Tour

Order Code
5425-01

Get the dirt on your dirt!

The Topsoil Tour is an investigation into the physical and chemical properties of soil. Each student on the Topsoil Tour completes seven units while conducting his/her own soil tests for soil texture, pH, nitrogen, phosphorus, and potassium using safe, simple TesTabs® reagent tablets.

Grades 4-8

$102.90
In stock