This battery can be used with anything from personal computers, workstations and test equipment to telephones, copiers and remotes. Great for science projects (such as a toothbrush robot.)
A combination of three of our great discovery toys, all in one package!
Build a model car that runs on hydrogen gas using a unique reversible fuel cell!
This simple but amusing magnetic toy will keep you busy for hours!
Build a hand that realistically moves its fingers using shape memory allow technology!
This great rock tumbling kit comes with everything you need to polish stones and gems!
Learn about detective science through this fun fingerprinting kit!