Mario & Sonic at the London 2012 Olympic Games

Well time for the 2008 winter games sequal.
This game will be taking place at the summer olympic games this time around. There are an expected 50(give or take a few) sports that will take place in this game.
Here are 5 that where revealed.

1000m Kayak – Win the race by moving the circle pad clockwise as quickly as possible.
Breaststroke – Physically breathe into the microphone when the character on the screen dips their head in the water. Time the breathing right to avoid slowing down.
Judo – Press buttons as they appear on the screen. Basically a mini-game of quick-time events.
Race Walk – Swipe the stylus across the touch screen in time with music.
Balance Beam – Move the 3DS left and right to avoid falling off the beam.