Green Thumbs

Study the variables associated with growing plants.

Subject: Algebra; Science
Topics:
- Variables
- Biology (Plants)
Grades: 3 - 8
Concepts:
- Variables
- Experimentation
Knowledge and Skills:
- Can design an experiment which isolates and evaluates the relationship between two variables
- Can present experimental results clearly in written form
- Understands the basic life cycle of plants
- Understands that different kinds of plants have different requirements in terms of light, water, and soil.

Download Activity: Green Thumbs (PDF)

Algebra in the Real World Movies:

HydroponicsHydroponics

With only so much good farmland available worldwide, one of the challenges of feeding an expanding population is finding alternative ways to grow crops. Show your students one possible solution--a hydroponic "lettuce factory" that produces over 50,000 heads of lettuce every week.
Running time 2:24 minutes.

Watch the Movie

Green ThumbKay Toliver: Green Thumbs

Math and science converge as the students of Miss Toliver's class discover some of the variables involved in growing plants.

Running time 4:52 minutes.

Watch the Movie