"If you're looking for an easy way to learn how to solder, or just want to make a little gadget to take with you, this set is a great opportunity.
Reaction Game is a learning set that teaches you how to solder and you end up with your own little game.
The aim of the game is to press the button next to the LED as soon as it lights up.
With each correct answer, the game gets a little more difficult - the time you have to press the button gets shorter.
How many correct answers can you give?The kit is based on an Attiny404 microcontroller that is programmed in Arduino.
There is a CR2032 battery on the back which makes the kit portable.
There is also a keychain holder.
The soldering process is simple enough, based on the marking on the board.
Scope of deliverycircuit boardAttiny404 microcontroller4 LEDs4 push buttons1 switch4 resistors with 330 OhmCR2032 battery holderCR2032 batteryKey ring holder"