The players have to touch the 7 metal knots in the right order to play the correct melodi.
If you have a specific melodi you want the players to play let us know.
Every time they touch a correct knot the next lamp will light up on the line of 10 lamps. If they touch a wrong knot the entire progress is lost and the players will have to start all over.
The dimensions of the puzzle are: 31 x 9.5 x 4 cm
Once the players solve the puzzle the magnetlock controlled by the puzzle will turn off.
The puzzle comes with a 12 V power supply and 2 wires will come out the side of the puzzle to link to a magnetlock (Magnetlock not included)
The size and shape of the puzzle makes it ideal to fix to a table or inside a cabinet.
The puzzle is powered by a USB cable.
The puzzle is delivered fully assembled and ready to use. All you have to do is plug it in.