There will be no need to ask mum next time you read a word you donamprsquot understand this electronic dictionary bookmark can be used to keep your place in the conventional way but also offers 38 000 definitions from the collins english dictionary at your fingertipsalthough this does not act as a spelling corrector it is a great gadget for children and adults to enrich their reading experienceeasy to use battery included17 x 45cmage 8 and above