Buki150 risk-free chemistry experiments! Experiment with mixtures and explore kitchen products such as eggs, vinegar, oil…Includes a flask, test tubes and protective goggles.Why does oil float on water? How does bicarbonate of soda react with vinegar? How do they make fizzy liquids?Illustrated colour booklet.Includes: safety goggles, syringe, flasks, glass beakers, test tubes, modelling clay, thermometer, colour filters, test tube brush, pH scale plus more...Also includes A 184 pages booklet with experiments.8+ years