Especially for whom likes puzzle solving and mental functioning,
Reach the target number by using given numbers and operations
--260 test questions (with renewal for every end)
--The survival and timed mode for competing against your friends with questions renewed every time.
--Target mode from 1 to 1000
--Sharing feature for discussing unsolved questions with your friends.,
Reach the target number by using given numbers and operations
--260 test questions (with renewal for every end)
--The survival and timed mode for competing against your friends with questions renewed every time.
--Target mode from 1 to 1000
--Sharing feature for discussing unsolved questions with your friends.,
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