Vertical Axis Wind Turbine Science Kit, Kit Should Only Be Used By Persons 12 Years Old And Up, And Only Under The Supervision Of Adults Who Have Familiarized Themselves With The Safety Measures Described In The Kit, Keep Small Children And Animals Away
Simple Science Experiment book, With Everyday Materials, Gaining knowledge of the fundamentals of science, Genre: Juvenile Nonfiction, Projects include a bubble blower, a bottle barometer, Age Range: All ages, Grade: P-17, Pages: 306, Dimension: 8x9-1/8in