Brain for monster truck!

The goal of the game is simple - to move the green figure at the truck.
To do this, you have a crayon and brains. Use them to perform the physics task.
Just draw your decision. Draw as well as you do it crayon.
Any design that you draw become physical objects that can interact to physical objects in the game.
You can see all dots of your image thanks to a special display at the top left of the screen.
There is no only one correct solution. Can you find the best?
Draw clamps, hooks and different physical designs.
Your brains are the main key in this game.
For each level there is a help, but it is only in extreme cases.
Try to find your own decision.
Record videos and show your friends.
Show how clever you are.
Enjoy!