CLASSIC MATHS COUNTERS FOR KIDS: Our 2-colour Rekenrek, or abacus, is a tried and true way to deepen children's understanding of numbers, counting, addition, and subtraction EASY TO USE ABACUS FOR CHILDRENS MATHS: Using an abacus to help teach kids maths makes counting easier to learn without the mess or risk of losing stray counters IDEAL for building number sense and maths fluency in students; Rekenreks offer a concrete, physical object to deepen students' understanding of numbers COMPACT & DURABLE: This maths tool has a sturdy wooden frame, and 20 textured, colour-coded wooden counters; Grooves in the beads makes this Rekenrek accessible for visually impaired students COLOURFUL LEARNING AID: Rekenrek has 2 rows of 10 textured beads, each with 5 white and 5 red, Manufacturer: Learning Resources