Kosmos Experiment Kit Chemistry Lab C 500

Recommended age: 9 years and up; Experiments with acids and alkalis, foam and gases, invisible ink and electrochemical reactions; With safety goggles and instructions, children learn safe experimenting from the start (labeling & instructions in German); Own lab equipment: practice handling pipettes, test tubes, and other lab devices; Additionally required: 9-volt block battery (type 6LR61), solid soap, waterproof marker, iron nail, brush, black tea bag, light household vinegar, baking soda, and other common household materials; Experience the most important basic concepts of chemistry: 28 experiments with 3 real chemicals