This wooden stamp includes a detailed rubber imprint of a ten frame. At 0.5" each, the squares are large enough for children to mark inside. Ten frame activities teach children number sense, subitizing, base ten concepts, addition, subtraction and how to compose and decompose numbers. The stamp is labelled, which makes it easy for children to locate. The Ten Frame Stamp assists with worksheets, flashcards and group activities. This chunky stamp contains a large plastic handle, which makes it easy for children to hold and manipulate. For ages 3+. Size of stamped image: 2.5"L x 1"W. Size of stamp: 2.6"L x 1.2"W x 2.25"H.