Build your own kaleidoscope with this awesome kit! Create millions of dazzling patterns by filling in different trinkets into the object chamber. Make a 10 inch (25 cm) long color-changing kaleidoscope, or a mystic glow kaleidoscope, or a sparkling holographic kaleidoscope, or a snowflake kaleidoscope, all in one kit. This is an excellent kit for optics lessons in the classroom, or for a fun kit to feature at your child’s next birthday party.
This genuine meteorite is great for the rock collector in your family!
Use this awesome prism to teach about optics and light in the classroom setting!
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
The Hoberman Sphere expands and contracts with a magical motion so fluid and simple that kids can't help but play with it for hours.
Learn all about Newton’s Laws and Energy conservation.
Start a great hobby in electronics with this state of the art electronics project lab!