Give your kids a creepy, crawly chemistry kit they'll love! The National Geographic Amazing Worms Chemistry Kit comes with everything your children need to conduct five unforgettable experiments. They'll make glow-in-the-dark worms, color-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! Kit Includes: Green Glow-in-the-Dark Alginate (90 mL / 3 fl oz), Purple Color-changing Alginate (90 mL / 3 fl oz), Calcium Chloride (10 g / 0.35 fl oz), 2 Cups, 1 Measuring Scoop
12+