Manipulatives are great for teaching early childhood learning and a great tool in helping students recognize connections within each educational topic. Eureka Number Tiles Tub allows students to exercise problem solving skills through adding, subtracting, multiplying and dividing. Provides a fun and interactive approach to teaching mathematical problem solving and number recognition.Details:White with black numbers1" x 1" (2.54cm x 2.54cm) tile size175 tiles (numbers and mathematical symbols)Great for teaching early math skills including, counting, odds, evens and additionFor ages 3 and up