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.
Demo Pack Includes: 1 quart glass jar, 1 20mm x 150mm test tube, 1 #1 solid stopper, 1 large glass funnel, 1 wood splint, 1 book matches.
Study Group Pack Includes: 4 quart glass jars, 4 20mm x 150mm test tubes, 4 #1 solid stoppers, 4 large glass funnels, 4 wood splints, 4 books matches.
Classroom Pack Includes: 10 quart glass jars, 10 20mm x 150mm test tubes, 10 #1 solid stoppers, 10 large glass funnels, 10 wood splints, 10 books matches.