Gravitropism is a turning by a plant in response to gravity. Charles Darwin was one the first to scientifically document that roots show positive gravitropism and stems show negative gravitropism. This lab uses bean seeds to replicate this idea and demonstrate both concepts.

Price: $2.50

Water is critical to five different functions in plants. If there is no water, there are no plants. By the same token, you can have too much of a good thing, including water. In this lab you are going to compare three identical plants. One is going to be kept too wet, one is going to get just t..

Price: $2.50

The kids collect leaves and use them to learn the fundamentals of plant classification.

Price: $2.50

An introduction to asexual reproduction in plants. Can also be used to reinforce a discussion on cloning or genetics. The kids are going to watch cuttings grow in water and also grow new vegetables in potting soil. By taking a cutting you can introduce them to asexual reproduction vs the ..

Price: $2.50

This lab gives the kids an opportunity to observe and track the growth and movement of a plant in a shoe box as it navigates through a maze toward an opening in the end of the box. Demonstrates the principle of phototropism, or response to light. 4 pages Grades 5-8

Price: $2.50

Introduces the carbon dioxide-oxygen cycle from the perspective of the plant. The kids will collect oxygen that is produced by an elodea plant that is trapped under a funnel and test tube. The oxygen will then be tested with a glowing splint. Grades 5-8