Demonstrate numbers, counting and more on your whiteboard! Each of the 24 magnetic strips is printed with 5 numbers. Line them up to create a single number line of your choice, up to 100. Odd numbers appear in red, even numbers in blue. Highlight individual numbers on the line using the 4 frame magnets. Strips measure 9-1/2"L x 2-1/4"H each. Activity Guide included. Grades Pre K+.