The National Geographic Mega Science Lab is a huge, three-in-one science kit with everything kids need to perform 19 Earth science, chemistry, and science magic experiments! There’s also a bonus experiment guide with 30 more experiments to try using common household items! Kids will love making gooey, glowing worms, water tornadoes, and digging up pyrite treasure! They’ll also grow crystal trees, make worm eggs and zombie worms, and experiment with color-changing pH science. Illustrated, step-by-step instructions make it easy for kids to perform each experiment in the kit. They’ll also: Dig up a replica T. rex tooth, Make a glowing tornado, Burst a giant worm egg, Crack open a geode, Create fizzy reactions, Grow a crystal, And more!