Joc de sumes

Joc de sumes inspirat de Programamos.   https://gamifi.cat/blog/2017-04-21_arriba_granja/

Quan encertem la suma, el tractoret avança. Si fallem, retrocedeix.

Tractor: http://www.freepik.com/free-vector/cute-farm-landsape-with-animals_853546.htm
Granja: http://www.freepik.com/free-vector/farm-animal-and-accessories-in-flat-design_847535.htm