YS012-1
$32.99
Crafted with cold cast resin and intricate in design this is a great piece for medieval enthusiasts. Legend reads that gargoyles offer protection from evil spirits!
$19.99
The Newton gravity glass is an awesome desk-topper and a question-generating educational tool. When the cylinder is flipped, the sand within the hourglass moves down while the hourglass itself floats...
$16.99
Newton's Gravity Glass is a sand-filled hourglass suspended in a liquid-filled glass cylinder. Measures 3 minutes of time with either blue, yellow, or purple color liquid. A perfect corporate gift!...
$25.99
Newton's Gravity Glass is a sand-filled hourglass suspended in a liquid-filled glass cylinder. When the cylinder is flipped, the sand within the hourglass moves down and the hourglass itself floats...