Do you have a little scientist at home? With this great set young chemists can cause a fun color explosion by gas production create a fantastic foam tower stalagmites and stalagtites or write colorful secret messages. A complete lab for 25 simple and safe experiments developed by scientists and educators. All you need are a few ingredients that can be found in any household. Contents: 36-page booklet in 6 languages (English Spanish French German Dutch Portuguese) Sodium bicarbonate (soda) red food coloring pH indicator strips Safety glasses Gloves Measuring cups Pasteur pipettes Spatula Funnel Paper filters and balloons.