Each of these pebbles is engraved with a number and they appeal to children’s natural instinct to explore, investigate, sort and collect. This is a larger set of 50 pebbles with both numbers and operation signs. They are ideal for number recognition and for introducing children to sums. These durable, weatherproof pebbles are ideal for use in sand, water, small world and outdoors.
- Two of numbers 0-20
- Two of operations +, – and =
- One of operations x and ÷
- Pebbles are cast from a special resin and stone mix
- Size: between 30–45mm
- Each set includes a leaflet full of ideas and activities
- Comes in a handy storage jar