Mathematics and ink combine in this fun set of math-related tattoos. More than 40 math tattoos on two sheets allow you to display math puns, equations, and math icons in a unique way. This makes a great stocking stuffer, novelty prize or birthday gift for the math nerd in your family.
A massive mounted set of 100 rocks and minerals found in the US,
Build over 100 exciting electronic projects with this easy to use kit!
The Duncan Phoenix Diabolo features a stable, hard rubber shell that retains its shape.
Great reference card for chemistry and physics students.
Build a magnetic levitating train with this science fair project kit!
This beautiful candle holder is carved out of natural amethyst!