Preschoolers will love tackling these 20 fun, easy-to-follow step-by-step projects as they learn about STEAM topics (science, technology, engineering, arts, and math). Topics include symmetry and how light bounces to create reflections with mirror mandalas, diffusion and capillary action with tie dye towels, structural framing and bracing with marshmallow structures, and electrical currents with salty circuits. This cross-subject approach to learning will prepare young children for the subjects they will soon learn in elementary school and beyond. Each project features simple instructions and large, full-color photos, to make each one enjoyable and fun for both kids and parents. 830 pages, softcover. Preschool-Kindergarten. Ages 3-6.