Addition: Click on the screen to select the barrel, and complete the shell filling according to the number of aliens on the top (choose the number completion equation). If the selection is correct, the aliens will be eliminated and the points will be earned. If the choice is wrong, the alien continues to fall and falls to the barrel, and the game is over.
Multiplication: Click on the screen, select the protective cover, and complete the protective cap energy charging according to the number on the projectile falling above the screen (select the number to complete the multiplication equation). If the selection is correct, the projectile will fall to the protective cover and disappear, and the points will be obtained. If the choice is wrong, the shield cannot be defended, pass through the shield, and the game is over.
Train your child’s mental arithmetic skills through the game mechanics and let them become mentally minded people.