This wooden stamp includes a detailed rubber imprint of an x-y axis on a grid. The grid contains 144 squares with markings at the X and Y axis. The intersection is also marked 0. Children can stamp to graph linear functions and geometric translations, reflections, rotations and line graphs. The stamp is labelled, which makes it easy for children to locate. The X-Y Axis Stamp assists in coordinate graphing on worksheets, homework, tests, flashcards and group activities. This chunky stamp has a large plastic handle, making it easy for children to hold and manipulate. For ages 3+. Size of stamp: 3"L x 3.1"W x 2.25"H. Sold as a pack of 3 identical stamps. Recommended age 3+ years