Set of 4 single AA battery holders that snap together to form either parallel or series connection.
By using these 4 battery holders you can get 1.5V, 3V, 4.5V or 6V (series connection) or get 4x current at 1.5V (parallel connection).
Great, versatile AA battery holders for any electricity project.
These goggles meet the American National Standards Institution (ANSI Z87.1) and Canadian Standards (CSA Z94.3) regulations.
High-protection, fluid-resistant and anti-static disposable lab coat in size Extra Large.
These extra-large, powder-free, 5mil Nitrile Exam Gloves are designed and manufactured for superior comfort and protection.
Durable, anti-fog safety glasses that fit comfortably on any head size.
Box of 100 X-SMALL nitrile exam gloves.
These premium 5mil medical-grade Nitrile Exam Gloves are designed and manufactured for superior comfort and protection.
This high precision gyroscope will amaze you with rotational speed and ease of precision.
Build a magnetic levitating train with this science fair project kit!
An ancient toy featuring optical illusion and hands-on fun that never grows old!
Use this awesome prism to teach about optics and light in the classroom setting!
Experience this sphere powered by the sun!
The Wimshurst Machine is a high quality static machine for student labs.
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