when its white press a number key from 1 - 5 1 = orange 2 = yellow 3 = green 4 = blue 5 = purple it will randomise and if you guessed correct it will become greenish-yellow, BUT if you guessed wrong it will become red.
3d = X, Y and Z axises 2d = X and Y axises OR X and Z axises 1d = X axis 0d = a singular point (for this i made the point bigger so its visible)