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measuring cup
and explore dinosaur bones
1 bag sodium carbonate
- 1 silicone bath bomb mold
Learn about the natural chemical science that produces colors
Optical Illusion Kit 3+ measuring cupDon't let your eyes fool you! Learn the science behind optical illusions and see if you can spot what's right beneath your nose. Kit contents: Activity guide, paper frame tape, 2 paper film strips, 2 paper illusion strips, rotatable disc base for movie reel, spin shaft, card, dinosaur illusion, paper magic house model components.
US$ 1794499.50
US$ 1625.00
US$ 1150.00
US$ 2472750.00
US$ 48.00
US$ 660.98
US$ 356250.00
US$ 343812.50
