Spark imagination and critical thinking with these four STEM kits that introduce and reinforce concepts of push and pull, vibrations and sound, the warming of the Earth, characteristics of matter, and how seeds travel. Reviewed and approved by certified STEM instructional coaches, each kit includes enough materials to divide your class into four cooperative groups to complete three highly engaging engineering challenges. Individual kits also offer extension activities that support all the components of STEM, plus a Guide with related NGSS standards, activities, and reproducibles.