This kit has a complete selection of electronic soldering tools for those who are just getting started in kit assembly.
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
Learn all about Newton’s Laws and Energy conservation.
Watch this laser pointer emit a cool purple beam!
Use this cool Sea Monkeys zooquarium to teach your child how to take care of a pet!
Build 20 different solar powered models with unique building pieces, controlled by an RC handset!
Build a hand that realistically moves its fingers using shape memory allow technology!