- Introducing Intergalactic Number of Solutions! An algebra game that challenges you to use number of solutions to solve mathematical problems to launch rockets into space! Intergalactic Number of Solutions uses Common Core aligned math. (Follows Common Core standard CCSS.MATH.8.EE.C.7.A) Now these basic operations can be used to guide rockets into space and accelerate the space race. Try Intergalactic Number of Solutions! Assess skill in number of solutions according to educational standards. Rewarding levels of gameplay maintain engagement. You will forget you were doing math as you launch rockets into space! You may optionally buy reports analyzing questions missed from number of solutions. Teachers and parents may find this optional feature particularly useful.