1. Hurdles: Encolsed Track as you jump over Iron Bars
2. Racing: Pretty Self-Explanitory
3. Swimming: Swim to the opposite side of the pool and collect Items from Frames and return them to the original side.
4. Karp Tosing: Hook a Magikarp and toss far using the momentum of water.
With Custom Npc's
1. Dogfighting: Ride on the back of flying Pokemon as you shoot you opponent down. 3 hits and you win.
2. Tauros Jousting: Mount up on a Tauros and score 3 hits on your opponent. (Haven't Tested this one much)
3. Hunting: Within a given time, gather as many specified Pokemon Drops.
If you need any of these explained further just ask.