This set of 6 metal puzzles are much harder to solve than they look. Is it a simple twist, or something more complicated? Your brain will definitely get a work-out trying to solve these. This set makes a great stocking stuffer or small birthday present for the puzzle fan in your family.
Build a hand that realistically moves its fingers using shape memory allow technology!
This glass Erlenmeyer mug makes an excellent gift!
Defy gravity with this cool balancing eagle!
This genuine meteorite is great for the rock collector in your family!
Cool new Pi tee featuring ultra soft and light blue 100% cotton shirt.
This illuminated orbiter is great for demonstrations in the astronomy classroom!