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+.
