Explore second and third grade topics in life science, physical science, and earth and space science…with ready-to-use games children can play independently! Kids just grab a color-coded folder and pouch…then follow the simple, 3-step instructions to categorize simple machines, explore the water cycle, sequence animal life cycles and more! Set includes 10 self-checking games, each with a game mat that doubles as a tabbed folder, plus a corresponding pouch of game tiles. Folders measure 9 1/4" x 11 5/8".