Numbers of players：1/ Player
Age：8+
Playing time：60 / MIN
A solo game which can train the children problem solving skills. There are altogether 50 questions with different difficulties. Children can solve them step-by-step.
Age：8+
Playing time：60 / MIN
A solo game which can train the children problem solving skills. There are altogether 50 questions with different difficulties. Children can solve them step-by-step.