Tractor Factor

For our first Things That Go badge, we are going to talk some history about everybody's favorite vehicle with little wheels in the front and big ones in the back: TRACTORS! Tractors are pretty amazing! Throughout the world, there are over 16 MILLION tractors! This means that ONE THIRD of the total energy used in agricultural production is by tractors! WOW! Try searching "agriculture" in the catalog to find your first code!