Pettson's inventions 3

A farmer will be helped by Pettson's inventions. Affirmative is to combine those available elements. There's a merry Android game where you go and visit Pettson and Findus farm. Tell me how you can help Pettson complete his inventions. It's a possibility to create weird mechanisms such as a wheel in a barn for painting chicken eggs. There is more to this game than 6 exciting levels and 36 incredible inventions.