All content on this site is available, via phone, Monday to Friday from 7:00 AM to 9:00 PM CST or Saturday and Sunday from 8:00 AM to 8:00 PM CST at
If you experience any accessibility issues, please contact us.
No tools needed-just follow diagrams to snap the color-coded pieces together and experiment with lights, fans, sound and other circuits found in everyday electronics. Snap Circuits 500 has more than 500 projects and over 75 pieces, including an integrated circuit for a digital voice recorder, FM radio module, analog meter, relay, transformer and 7-segment LED display. Uses four AA batteries (not included). Download Instructions
For nearly twenty-five years, Dr. Toy has been awarding children's products her seals of approval. These items have distinguished themselves over other products in quality and excellence, providing both lasting value and lasting learning. And, of course, providing lasting fun. The toys and products selected will meet your high standards for design, durability, quality, and price.