Fun Brain
Fun Brain: Fraction Soccer
Compete in a soccer shootout by adding, subtracting, multiplying, and dividing fractions. Score goals for your team and block your opponent's shots by answering correctly.
Educaplus (Jesús Peñas Cano)
Educaplus: Equilibra La Balanza Numeros Positivos Y Negativos
Practice your mental math by finding the weight of each of the fruits. You can add or subtract different weights.