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Colorless Water Gel Animals
When placed in water, these colorless water gel bumblebees expand to several times their size and mass and become practically invisible.
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Growing Brain
Grows to approximately the shape and weight of a real animal's brain.
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Growing Creatures Activity Book
This book offers 14 projects using our growing creatures to integrate math and science.
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Large Gro-Beast Alligator
These Gro-Beast reptiles start at about 3 inches long and grow to over a foot long when placed in water!
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Shrinky Dink Cells
Students draw and color their own models of plant and animal cells, then watch as the cells magically shrink in an oven (with adult supervision of course).
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Small Gro-Beast Dinosaur
When placed in water these small colorful reptiles expand by about 600%!
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Water Gel Animals
These small colored bumblebees don't grow quite as large as the Gro-Beasts but stand up to student use.
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Water Gel Crystals
Placed in water these crystals absorb many hundreds of times their own weight and become virtually invisible.
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Water Gel Spikes
When placed in water these 1" long, 1/4" thick clear, colorless spikes expand to several inches with a corresponding gain in mass as they absorb water.
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Zack's Alligator Books
"Zack's Alligator" and "Zack's Alligator Goes to School"
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Shrinking Plastic Sheets
Make your own amazing designs and watch them shrink in the oven (with adult supervision). Can be used as a Refill Pack.
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