Elmer's Products Scientific Explorer Kits are acclaimed for excellence as a teaching resource. This exceptional series of home science kits is based on the nationally recognized Great Explorations in Math and Science (GEMS) program pioneered at UC Berkley's Lawrence Hall of Science. Explore the science of color with My First Science Kit. Grow gobs of crystals and learn how to think like a scientist. This package contains three giant test tubes with caps, one color mixing tray for twenty-four colors, three pipettes, six mixing cups, 1oz/28g crosslinked polyacrylamide, twelve color tablets, one magnifier, and an activity guide. This Kit contains chemicals that may be harmful if misused. Read cautions on individual containers carefully. Not to be used by children except under adult supervision. Recommended for children ages 4 and up. WARNING: CHOKING HAZARD-small parts. Not for children under 3 years.