This is a fun way for your kids 4-10 years of age to practice basic math.
The pairs of bubbles with numbers and operator float on the screen, you need to simply pop the corresponding bubbles!
The options give you the ability to change the operator: addition, subtraction, multiplication, division and all of them. You can also choose the difficulty level: easy, medium and hard.
For issues write to us at firstname.lastname@example.org