Magnetic Numbers for Whiteboard: This 37 piece of magnetic dry erase number line set comes with 33 sections measuring 9×2.55 in with integers ranging from -40 to 120, with 2 customizable empty sections and 2 arrow pieces.
Learning Tool For Kids: Place each classroom number line for kids can be attached on any whiteboard or metal surface in your classroom; perfect for kids to visually enhance their math skills by learning about odd and even numbers, positive and negative numbers, addition, and subtraction.
Dry-Erase Magnetic Material: Each negative and positive number line has a writable surface that allows you to use dry-erase markers on it; magnetic material attaches to any metal surface and can be reused.