Gameplay Tutorial
There are two displays. The left display represents a random number of dots. The right side is controlled by the player using the interface buttons. Left button is to add, middle button is to subtract, and right button is to enter your answer.
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You will use the add and subtract buttons as necessary to make the left side match the right side in number of dots.
When you are sure of the answer, you will press the confirm button on the right side. If you are correct you will receive a positive message on the LCDs, and if you are wrong you will get a negative message. There are also accompanying buzzer sounds.
It is purposely simple, yet gamified enough to also appeal to younger children. It's a light, compact setup, that enables the player to practice basic mathematics.