OVER 100 EXCITING EXPERIMENTS - The 100+ science experiments in this kit let kids explore the wonders of hands-on science experiments. They'll make bubbling, color-changing solutions, glowing test tubes, a colorful bouncy ball, glowing worms, & more! | EVERYTHING KIDS NEED - This kit includes all materials needed to conduct 15 stunning chemistry experiments, including growing a crystal tree, changing the color of liquid with their breath, and more! | 85+ BONUS EXPERIMENTS - Because we know your kids will want to conduct even more science experiments once they get going, we include a bonus experiment guide with 85+ additional experiments that can all be done with common household items. | HANDS-ON STEM - Our science toys are known for being hands-on, and this kids activity kit is no different. Your kids will use real scientific tools, like test tubes, beakers and pipettes, as they explore the fascinating world of chemistry. | AWARD-WINNING PRODUCTS - Blue Marble, winner of the Toy Association's prestigious Toy of the Year Award, proudly develops products that foster education, imagination, and creativity, with a U.S. support team to ensure a stellar experience!