I am Doing Some Challenges for myself. Try them if you are up for a challenge.
1. Gravity Corner: Beat New Tunnel Part 9 as the Runner with only the jump button.
2. Thick Green: Beat Winter Games part 4 without jumping or touching ramps.
3: Ramp Course: Beat Winter Games Part 19 as the Skater Without jumping.
4: Dark Crumbling Cave: Beat Low Power Tunnel Part 23 without dislodging tiles.
5: Dark Checkers : Beat Low Power Tunnel Part 20 without jumping. You also have to move in one direction
6: Boundary Gravity: Finish Level B-10 as the Runner without changing gravity or floating outside of the tunnel.
7: Icy Marathon: Beat Winter Games Part 20 as the Skater without jumping.
8: One Try Finish: Complete Plan C Part 10 in one gravity switch.
9: Figure One: Complete Plan C Part 1 in one gravity switch.
10: Straight Hologram Path: Beat The Way Back Part 16 with only the jump button.
11: Snake Exit: Complete Level B-2 as the Skater in 1 jump.
12: Anything Left To Check?: Complete I-5 with the Runner without moving right.
13: Gray Is Not Right: Beat The Way Back Part 14 without moving right or dislodging tiles.
14: Down Up: Beat Plan C Part 6 with the Bunny without pressing the jump button