LCM21s 1-100數字板、訂正版
LCM22 畢達哥拉斯 Pythagoras Board
LCM22s 乘法板、訂正版
LCM23分數嵌板﹙圓形分割﹚
LCM25 9個1000點正方形 9 Wooden Thousand Cubes
LCM25-1 9個1000點正方形盤 Tray for 9 Wooden Thousand Cubes
LCM25-5 10片100點正方形 10 Wooden Hundred Squares
LCM26 45片100點正方形 Wooden Hundred Squares
LCM26-1 45片100點正方形底盤 Subtraction Equations and Differences Box
LCM27-1 減法組 Subtraction Working Charts
LCM27-1減算組
LCM27-2 減法紙 Subtraction Tables
