Tree of Knowledge continues the successful range of kitchen chemistry kits with CHEMISTRY 40. Experiment with safe materials and prove basic scientific laws.Discover fascinating facts about air. Make vinegar, coloured chalk and rock candy. Create a volcano, split colours and see how gases expand. See how plants grow and sweat and use water and oil to create works of art.
Includes: • Plastic test tubes with stoppers x 2 • Test tube stand • Measuring cup • Dropper • Tweezers • Funnel • Magnifying glass • Safety goggles • Sodium hydrogen carbonate • Plastic straw • Molding dough • Rubber bands x 2 • pH indicator paper with pH scale chart box • Filter paper • Instruction manual