Chemistry C500 takes you on an introductory tour of chemistry with 28 classic experiments. Learn about reactions between solids, liquids, and gases. Discover the colorful effects of acids and bases. Perform astonishing "magic" tricks for your friends. Make fizzy and foamy reactions. Write messages with invisible ink. Investigate metals and salts in electrochemical experiments with a 9-volt battery (not included). Learn for yourself how chemistry goes far beyond textbooks and laboratories to explain occurrences that happen around us every day. The 48-page,full-color experiment manual gives simple instructions for setting up and performing each experiment, and then clear explanations of what happened and why. This kit is ideal for children who are interested in chemistry but who are not yet ready for a more advanced chemistry set. It serves as an excellent introduction to our other chemistry sets. Contents: Potassium Hexacyanoferrate(II) Ammonium Iron(III) Sulphate Sodium Carbonate Tartaric Acid Litmus Powder Empty Bottle for litmus solution Three Test Tubes Double-Headed Measuring Spoon Two Dropper Pipettes Rubber Stopper Safety Glasses Lid Remover Clip for 9V Battery Please note: For some experiments, you will also need: one 9V battery, tealight candle, plate, knife, thin paintbrush or ink pen, yellow paper, white coffee filter or bloating paper, iron nail, matches, bar soap, liquid soap, shower gel, denatured alcohol, white vinegar, table salt, lemon, sparkling water, distilled water, water, paper towels