Give your kids a creepy, crawly chemistry kit theyll love! The National Geographic Amazing Worms Chemistry Kit comes with everything your children need to conduct five unforgettable experiments. Theyll make glow-in-the-dark worms, colour-changing worms, worm eggs, and more! A detailed experiment guide takes you step-by-step through each experiment and includes insight into the polymer science and chemical reactions that make this kit so much fun!\nAges: 8+ years\nWARNING: CHOKING HAZARD- Small parts. Not for children under 3 years.