d - key to start digging a hole. s - key stops digging or Space - to stop digging and exit the hole. Arrow keys for navigation What to do: Dig a hole. Use the arrow keys to navigate over to the branches. When the chipmunk touches a branch she'll automatically take it over to her hole to build her nest. Once all the branches are in the hole watch what happens next.
Chipmunk picture courtesy of: Wikimedia Commons, the free media repository