Dowling Magnets Magnet Math Magnetic Demonstration Place Value Sticks (45 Pieces) | Large and colorful magnetic craft sticks make great visual representations for demonstrating place value! Color-coded by place (blue hundreds green tens and yellow ones). Try using them for tally charts too! This set of 45 magnets includes: 5 blue hundreds 20 green tens and 20 yellow ones. Largest piece (blue hundred) measures 5 W x 6.9 H. Ages 6+/Grades 1+