The use of manipulatives provides a way for children to learn concepts through developmentally appropriate hands-on experience. Great for basic money counting, grouping, sorting, adding and subtracting. Write-on/Wipe-off with dry erase or damp wipe markers. Pieces easily punch out from an 8.5" x 11" standard size heavy duty die-cut thick foam sheet. Foam Manipulatives Australian Bills set includes 12 pieces, newest design A$5 & A$10, A$20, A$50 and A$100.