When I switch to co-op mode via the button on the main screen, nothing changes and there's only one control line and ball. Can this be fixed or what am I doing wrong? If I find a solution my two kids will be very happy. :D Thanks!

Can someone clear up what is meant by this ? I already got three IIII blocks in a single run but this didn't seem to be what is asked. Also how is a round defined ? A single shot or a whole run ? Are Diamonds the upgrade materials in general or just the highest tier of them ? Edit: I just saw that the upgrade materials are called crystals so I don't think I have even seen a diamond yet Edit 2: For anyone that cares I found out how to do it. Your bag of crystals for the run needs to be full so instead of ...

It says the depth is infinite but the marker implies there's an end. Is it even possible to get there?

Anyone have some tips or tricks?

:)