Make working electrical circuits instantly with these ingenious leads fitted with a tiny powerful magnet at either end. Place near a battery case and it connects by itself, or place next to a batten bulb holder connector and you have your first working circuit. This set of 10 leads comes in black. Good for use in electronics lessons or for home hobby use.
This microscope is so versatile you can even take it with you on a job site!
An unconventional ball-tossing, head-catching challenge for 2 players or teams!
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.
Comprehensive collection of 30 fossils.
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!