Teach number sense addition subtraction and place value concepts in a visual way! Each magnetic double-sided paddle features a single ten frame on one side and 2 ten frames on the other. Students can work on the boards with dry-erase markers or magnetic counters and hold their paddles up to answer questions or show their work. Features a contoured handle for comfort. Measures 9"W 7"H. Includes 5 double-sided dry-erase paddles and 100 QuietShape Foam magnetic two-color counters.