by: LIN LI FAN • 0
Looking for 10, although the screen is minimalist, although the rule is a single pole, but you let them go. Dark green blackboard + white chalk, a few [pie chart], identify which [pie chart] where the numbers add up to 10. Divided into 2x2, 3X3, 4X4 three levels, different levels of different difficulty. To try to challenge your brain power.