Build your own Tower of Flashing Lights Verishop The LED blocks work in

The LED blocks work in any direction and also change colors

color-changing LED

will make circuits that light different lights

Contains over 125 patented parts including 50 LED's

Download Flashing Frenzy Mosaic Instructions

Build your own Tower of Flashing Lights Verishop The LED blocks work inStack the LED blocks onto the battery module and build your own tower of flashing lights! The LED blocks work in any direction and also change colors. Instruction sheet included 9 total pieces An excellent introduction to the Circuit Blox line Compatible with other toy brick sets Requires three (3) AA batteries Lost your instruction sheet, download it HERE!