Help your little ones to learn about sums and numbers with this PlaySmart Calculator. It can be used as a conventional calculator or in different modes, including one which will ask them to input the answer to maths problems. The big numbers and LCD display make it easy for children to use. Calculator with LCD display. Numbers learning. Quiz function. Size H15, W3.5, D13cm. Batteries required: 3 x AAA (not included) plus . For ages 3 years and over. WARNING(S): Not suitable for children under 3 years old. Only for domestic use. To be used under the direct supervision of an adult.