Chop down your first tree!
Chop down 10 trees!
Chop down 100 trees!
Acquire the starter axe
Acquire the improved axe
Acquire the sharpened axe
Drive the pickup truck
Drive the wide body pickup truck
Turn on the radio towers for Larry
Help ace gather logs for a new building
Blow up the boulder blocking the path
Gather the rare earth metals
Acquire the Strengthened Axe