Includes two sizes of magnetic, dry-erasable bonds! Teachers use the large demo bond to model equations on the classroom whiteboard. Students use the smaller bonds to practice on lap boards. Includes 1 large demo bond and 4 student bonds (each bond die cut is a solid piece). Also can be used with our Magnetic Two-Color Counters. Demo bond measures appox. 15.5" W x 12.3" H.
Age Recommendation: Ages 5 and up