With Bright Color Beads Design, It Is Easy To Attract Children'S Attention. Slide Freely And Smoothly Back And Forward On The Wooden Poles. It Is A Good Tool For Parent-Child Interaction, Using For Teaching Kids Number Counting. With This Abacus, Kids Can Not Only Learn Addition, But Subtraction And The Arrangement Of Different Number. This Wooden Alphabets Blocks With Abacus Is Made Of Soft Rubber Wood With 30 Blocks Containing Alphabet Both Case, Numbers 0-9 And Various Mathematical Signs Printed On All Sides. It Also Comes With Abacus Frame With 50 Colourful Beads To Make It Easy For Your Lil One To Conquer The World Of Calculations!! 5 Rows Of 5 Colorful Beads. Kids Can Learn Number And Counting, Color And Pattern Recognition.With Bright Color Beads Design, It Is Easy To Attract Children'S Attention.Slide Freely And Smoothly Back And Forward On The Wooden Poles.Helps To Train Children'S Hand-Eye Coordination Skills, Develop Creativity And Imagination, Foster Logic Thinking, Expand Knowledge, Maths Learning, And More.