National Geographic Amazing Worms Chemistry Kit calming Bruno becomes an instant companion

Bruno becomes an instant companion for imaginative play and cozy moments

EXPERT REVIEWED: The author consulted with a senior fire investigator with over twenty-eight years of experience in firefighting to ensure accuracy

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and animals to life in a fun and creative way

National Geographic Amazing Worms Chemistry Kit calming Bruno becomes an instant companionMake gooey, glowing "worms" at home! Includes the ingredients you need for 5 experiments, including glow in the dark and color changing "worms". Includes green sodium alginate, color changing sodium alginate, calcium chloride, zinc sulfide, 2 experiment cups, 1 measuring spoon and experiment guide. For ages 8 and up. Adult supervision is required.