Pave the way to number sense and counting confidence with our handy number paths! Each durable dry-erase board has a 1-10 path on the front and a 1-20 path on the back. Students use the numerals to visualize, skip-count, sequence, solve problems and more. They can even write equations in the space below, then erase their work and start again! You get 30 double-sided write & wipe boards and a guide; each board measures 4 1/2" x 12". Write & wipe markers sold separately.