Use rubber bands to make shapes on this 7 x 7 grid with knobbed pegs. Two in a set. Colors may very.
WARNING: CHOKING HAZARD! Small parts. Not for children under 3 years.
Caution: This Product Contains Natural Rubber Latex Which May Cause Allergic Reactions.
Great size and clarity for measuring. We tried to make do with the ones we had, but these are MUCH better.
I made do with cheaper, smaller boards for a couple years. But in level E, my son needed to make and measure angles on the second side of the geoboard.