Who’s there? – Mathematics is a math games for children in the younger age that is dealing with basic addition + and subtraction – with the numbers 1 to 12. Drag and drop the correct answer to the mathproblem you want to solve. If the answer is correct the plate that the mathproblem is located on disappears. When you have solved all 12 mathproblems, you will see a classic dot to dot task where you connect the dots in numerical order to see who or what is hiding there.