HIGH-QUALITY EDUCATIONAL TOYS - We're proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience is less than stellar, let us know and we'll make things right!. HANDS-ON STEM - While kids are enthralled by all the yucky fun, they'll be learning about polymers, chemical reactions, pH science, and a lot more! This is a hugely entertaining science toy for kids and a fantastic STEM set for boys and girls alike. EVEN MORE TO EXPLORE - When kids' science gifts offer this much, there's no going wrong! The bonus booklet inside contains 30 easy experiments, all using common household items! It's one of the most exciting science kits for kids around!. EASY-TO-FOLLOW-INSTRUCTIONS - The experiment guide has kid-friendly instructions with illustrations for each step, and fascinating insight into the science at work in each totally gross experiment. This is one unforgettable educational toy!. SUPER GROSS MEANS SUPER FUN - Science kits are way more fun when the experiments include boiling boogers, creating glowing worms, and making a test tube vomit! Includes everything for 15 super gross experiments, plus an additional 30 using household products.