3V LED Chaser
3V LED Chaser circuit

6V Ultra-Bright LED Chaser
6V Ultra-Bright LED Chaser circuit

Electronic Scoring Game
Electronic Scoring Game circuit

Game Show Indicator Lights (Who's First)
Game Show Indicator Lights (Who's First) circuit

JAM(Just A Minute) Circuit
JAM(Just A Minute) Circuit circuit

Pinewood Derby Finish Line Lamps
Pinewood Derby Finish Line Lamps circuit

The flashing Heart
The flashing Heart circuit

The Millipede
The Millipede circuit

TV remote control Blocker
TV remote control Blocker circuit