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Otixe / educational toy

Otixe

Otics is an educational toy that helps arithmetic operations. Otixe consists of a number board from 1 to 100, prime number board,6 sets of 5 arithmetic spring blocks, and a case box. Insert the desired color arithmetic spring block into the desired number on a board of up to 100 numbers.You can display the correct answer by connecting and inserting the red spring correct answer block. Correct answers with numbers over 100 can be displayed by inserting an addition or multiplication block on the correct answer block. also I made a board with only darken prime number up to 100
prime number board makes the division easier

University

Incheon National University

Incheon National University
Incheon, South Korea

suin lim,
Incheon National University