171 results for 'clear-spheres-kit'
Jelly Marbles - Clear Spheres Kit
Place these tiny, solid spheres in water, and in just a little while you will have your own Clear Spheres.
Jelly Marbles - Clear Spheres
Small water beads that absorb 300 times their weight in water and grow into a perfect sphere the size of a jumbo marble (20 mm).
Vanishing Jelly Marbles
Uncover secret messages and learn about light refraction with water-filled spheres that disappear!
Polymer Science Kit - Water Wizardry
If you like polymers, or anything squishy and slimy, this is the kit for you!
Everyone knows that water can't flow uphill. Not so fast...
Clear Insta-Worm Kit
Our popular Insta-Worms in a clear, colorable form
Clear Slime - PVA Solution
Now you can make our best selling slime in any color of the rainbow. We still supply the PVA (polyvinyl alcohol) and sodium tetraborate solutions, but now the PVA is clear.
Water Absorbing Polymer Cubes
Small polymer cubes grow to ice cube size crystals.
Larry's Lab - Polymer Science Kit
You've got to get your hands on this special pail of polymer science fun
Purple Paradox Kit
New spin on the color-changing chemistry behind the Blue Bottle Experiment