Manipulatives are great for teaching early childhood learning and a great tool in helping students recognize connections within each educational topic. Eureka Linking Shapes Tub teaches colors and shape recognition, patterning and motor skills. Set includes 200 plastic links, 50 each of circles, triangles, squares and oval and an instruction sheet. Set comes packaged in a reusable tub measuring 3 3/4" x 5 1/2" x 3 3/4". Provides a fun and interactive approach to teaching shape and color recognition, patterning and motor skills. Contains small parts not suitable for children under 3 years old.