Gigo Chemical Battery Learn the changes of liquor and concentration by doing a simple chemical experiment. Further kids can study the applications of fuel cell. The Gigo Liquid And Hydraulics includes: Student workbook. Teacher’s guidebook (digital file available only). Smart Manual Web Service. Model operation video. Requires 1 AA/LR06 battery – not included. Requires 1 AA rechargeable battery – not included Models 20 (16 models 4 creative works) Components 155pcs
