If the hand is a metal sheet or scrap plywood, enter them between the fork tines – get a good shovel.
Recommend to read
FROM GLIDER TO PLANE
This simple model, recommended for beginners, can be built both as a glider and a rubber-powered aircraft. And in our opinion, it makes sense to assemble and master it in exactly this...
GRAVITEAM
To explore the law of gravity is always more difficult than any other section of the school of physics. The fact that to explain this phenomenon the teacher has literally "on fingers"....
