The present invention is a simple play method to develop an infant or an elderly person's intelligence, improve hand muscle strength, visual acuity through color sense, cognitive and thinking skills, etc., each having a different color and different magnet sizes for each color A plurality of insertion rods in which it is built-in; And a plurality of insertion holes formed so that each insertion rod can be fitted, and a light emitting means capable of converting the color of each insertion hole, and measuring the magnetic force of the insertion rod inserted in each insertion hole to determine whether the insertion rod and the insertion hole are matched or not. It relates to a learning peg board, including; a board plate equipped with a magnetic sensor.
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