I presume this is the kayak puzzle.
You can practice the route and take notes of how many clicks you need and the area you are in OR you can check the walkthrough.
Start the race:
The order of the buoys to touch: blue - green - red - yellow - purple.
Click fast.
Press the red button to start the race.
Use the red kayak.
Paddle:
Left - forward - click blue buoy.
Turn around - forward 6x - left - right - left - forward - click green buoy.
Turn around - right - forward 3x - click red buoy
Turn around - forward - right - forward 3x - click yellow buoy.
Forward - right forward 2x - forward to blue - right - forward 2x - click purple buoy.
Turn around - forward 2x - right at blue - forward 3x - press stop button.
You can also check Jen's video here:
https://www.youtube.com/watch?v=je9VMKzlDgw the kayak starts at 9:19.