Got it! not sure how long it took me, but the advice to ignore coins is good. Once you have all the upgrades, there's no reason to get them. I stuck to the right side as much as possible. And I don't mind having a hard badge for the daily badge. It was the first one I didn't already have.
 "Escape From 26"){kind=icon}
 "Bubble Sky"){kind=icon}
 "Vertigo: Gravity Llama"){kind=icon}
 "Orbital Onslaught"){kind=icon}
 "Death vs. Monstars"){kind=icon}
 "Cube Colossus"){kind=icon}