Practice over and over again adding with sums up to 20 and subtracting facts up to 10! Set includes: Wipe-off 17 ½ x 11 ½ double-sided mat; Wipe-off Workbook; and Wipe-off Marker.
Age - 6+Author - Learning HorizonsPublisher - Learning HorizonsFormat - PaperbackPages - 4Dimensions - 22.86 x 0.64 x 27.94 cm