Measuring Worms™ Set of 72

Students get a grasp on early math skills with these squishy, colourful worms that make counting, sorting and measuring fun. This set of 72 worms comes in six colours and four sizes packaged in a reusable storage bucket. Activity Guide included. Includes: Ammonite, Brachiopod, Bryozoa, Colony Coral, Crinoid Stem, Fossil Fern/Plant Matter, Gastropod, Petrified Wood and Shark's Tooth.