These AA battery holders with wires and switch can house 2 AA batteries, and you will find they are excellent for use in any hobby or science project. Each holder includes wire leads for easy hook-up, as well as a simple on/off switch, allowing you to exert greater control over your project and battery use. Recommended for electronics applications, science fair projects, and more! Set includes 10 holders.
Learn all about Newton’s Laws and Energy conservation.
This high precision gyroscope will amaze you with rotational speed and ease of precision.
This classic desk toy will keep you amused! Large, 7 inch tall version.
Get this great introductory chemistry kit for your favorite young scientist!
This 10 inch realistic model has removable organs that can be studied and set back into the correct position!
Build a hand that realistically moves its fingers using shape memory allow technology!