Teachers tool to demonstrate additions and subtractions up to 20. Provided with a whiteboard to write on. Write a number on the whiteboard and show with the red and white beads the corresponding number picture by sliding the remaining beads behind the whiteboard.
wooden counting frame (82 cm)
10 red and 10 white wooden beads (3.5 cm Ø)
wooden whiteboard (35 x 14 cm)
2 metal hooks
Item Number: J3018200