Read Yellow Door | Yellow Door Number Pebbles: Sum Building Set | Mellow

Get Hands-On With Sums. These Tough, Tactile Pebbles Are Cast From A Durable Stone Mix Making Them Suitable For Use Across A Setting, Including Outdoors. Great For Learning And Practising Addition And Subtraction To 20 (Including Zero), Problem Solving And Creating Mathematical Statements, They Are A Flexible And Engaging Numeracy Resource.

Each Set Includes Two Each Of Numbers 0-20, +, -, = And One Each Of X And ÷ (50 Pebbles).

Safe For Age 2+.