Use this kit to build your own infrared light barrier. Detailed instructions will help you put the kit together. Use the finished product for a science project, announcing visitors, warning you of burglars, etc.
This classic device is used to demonstrate the conservation of mechanical energy.
Heavy-duty microscope for high-school and college biology labs. Magnification of up to 1000X.
Cool new Pi tee featuring ultra soft and light blue 100% cotton shirt.
This glass Erlenmeyer mug makes an excellent gift!
Build over 100 exciting electronic projects with this easy to use kit!
You don’t think recycling is cool? Get a look at this, we’re sure you’ll change your mind!