ScienceWiz - Charge! Activity Kit ONLY PRODUCT PURCHASED DIRECTLY FROM AMAZON.COM ARE GUARANTEED AUTHENTIC Shock your friends with your knowledge of static electricity with this innovative kit packed with fun science projects Build a Van de Graaf generator, Leyden Jar, electrophorus and more with 15 exciting, educational activities Includes project materials and a 38 page book with step by step, 3-D instructions to help kids build an understanding of charge Recommended for ages 12 years and up