3 Complete Science Kits in Each Set! Designed by a team of Harvard graduates, scientists, educators, and parents, these award-winning kits are packed with exciting hands-on experiments. Each set comes with 3 complete kits (3 manuals and 3 supply bags) that provide young scientists with hours of learning fun! Magnetism; Static Electricity; Tornadoes, Clouds, and Water Cycle. Shape magnetic fields, construct a magna doodle, bend water, create real lightning sparks, make cereal jump, form clouds in a jar, create a tornado in a bottle and more!