Bright Creations Set of 37 Pieces Magnetic Number Line for Classroom, Teacher Supplies, -40 to 200, 10x3 in

This 37-piece magnetic dry erase number line set comes with 33 sections with integers ranging from -40 to 120, with 2 customizable empty sections and 2 arrow piecesLearning Tool: Place each classroom number line on any whiteboard 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 subtractionDry-Erase Material: Each negative and positive number line has a writable surface that allows you to use dry-erase markers on it; simply write and then wipe, so that you can write on them multiple timesFun Design: The red and black colors on the number lines for students help kids with odd and even numbers; they also help introduce kids to positive and negative math numbers in an engaging wayCustomizable: Our magnetic positive negative number line measures 10 x 2.75 inches, the set comes in a pack of 37 separate pieces that can be arranged in multiple ways that suit your kid's learning needs