Ooze Labs 2: Hot Ice Crystals



Experiment with instantly forming sodium acetate crystals that produce heat. Ooze Labs are fun and simple science experiments in big chunky plastic test tubes! Each Ooze Lab tube contains a simple science experiment to create a safe material that is both fun to play with and chemically interesting.


    • Instantly form crystals that produce heat!
    • Test tube packaging doubles as the site for the experiment and storage for the final product
    • "Sneaky" science!
    • Perfect for party favors and stocking stuffers

    WARNING: CHOKING HAZARD - Small parts - Not for children under 3 yrs.

  • Thames & Kosmos was founded in 2001 by a science museum director and her son, who saw the great need and demand for better science education materials — resources for parents and their children that are more engaging, more effective, more relevant, and more fun.