Thames & Kosmos Ooze Labs Hot Ice Crystals Fun, Simple Science Experiment | Instantly Forming Crystals! | Great Party Favor, Stocking Stuffer, Easter Basket Goodie | Safe, Fast, Educational Activity

• Fun and simple science experiment: Includes ingredients to safely experiment with instantly forming crystals that produce heat!
• Contained: Test tube packaging provides the site for the experiment to take place and storage for the final product.
• "Sneaky” science: Part of the award-winning Ooze Labs science series, which introduces scientific concepts in a fun, engaging, and playful way.
• Party favors & stocking stuffers: Each Ooze Labs tube measures under 6 inches tall, making it the perfect size and an affordable choice for use as a party favor, stocking stuffer, or Easter basket goodie!
• Safety first: includes safe, non-toxic materials and an instruction manual that guides experimentation.