Just wait 3 seconds after clicking green flag and then you can scroll in any direction to get pen or eraser. You can click the following keys to: Eraser mode: e+r key Erase all: e+r+a key Red colour pen: p+r key Yellow colour pen: p+y key Blue colour pen: p+b key Black colour pen: p+l key Pink colour pen: p+z key Purple colour pen: p+x key Green colour pen: p+g key Orange colour pen: p+o key Indigo colour pen: p+i key Emerald green colour pen: p+e+g key Increase thickness: i+t key Decrease thickness: d+t key
