There are 395 different projects to build, and all parts are compatible with our Power Blox line to add even more fun to your building experience.  Some of the fun projects you will build include light-activated sirens, alarms, birthday song, flying fan, and transistor amplifiers.

The kit includes various switches, lamp, heart and star LEDs, speaker, audio block, amplifier block, FM receiver block, motor, resistors, photoresistor, capacitors, transistor and more!

Great addition to any STEM program.

Learn all about electricity, current, and voltage.

Discover how lights, alarms, motors, switches and more work all while building fun projects.

Build a real working FM radio and listen to your favorite station.

Compatible with other building brick sets. 

Build 395 different projects.

Contains 264 parts

Requires 12 "AA" batteries

Ages 8 and up.

• Contains 264 total parts • Four (4) Circuit Blox™ 395 sets • Curriculum and instruction manuals included • Build 395 projects • Great addition to any STEM program • Compatible with other building brick sets