Pengembangan Media Number Ball Untuk Kemampuan Mengenal Konsep Bilangan 1-10 …

This research was conducted at RA Nurul Iman, Medan, Belawan City, Medan City, North Sumatra. The Number Ball uses an acrylic number board and a tube hole where the child inserts the ball according to the number of numbers listed. The light sensor will turn on automatically when the ball is inserted with the right amount and number. This research adopts Sugiyono's development model which co…