EXPLORER VEST: Kit includes a grown-up styled explorers vest complete with pockets and Velcro closures to keep tiny treasures safe and organized. Made of 65% Polyester/ 35% Cotton with an easy and secure zipper closure vest fits most children ages 4 to 10. DISCOVERY TOYS: Soak the 3" clay asteroid in water then chisel away to uncover each unique discovery! Once youve released your space object rinse off remaining clay for a fun mini toy. Manufacturered by MindWare. LEARN ABOUT SPACE: The included excavation guidebook is filled with fun facts about space travel and exploration and where NASA thinks aliens are most likely to be found! Includes a bonus recipe for space sand! INCLUDES: 12 asteroids 12 chiseling tools 12 instructions and an excavation guidebook plus 1 explorers vest. (For ages 4 and up) TOYS THAT TEACH: Excavate 12 asteroids to uncover 12 unique space objects! Learn about space shuttles satellites rockets and the possibility of life on other planets!