This features of this title include: over 400 maths words in alphabetical order; straightforward definitions supported by examples, colourful artwork, and diagrams; illustrated section at the back on themes, such as symbols, tables and useful formulae; and provides support for parents for the mathematical words children are required to use at school. Peter Patilla is a key infant maths specialist and the author of "My First Maths Dictionary", "Starting Off with", "At Home With", and "My First Books" of series. He not only writes, but advises and consults for publishers and INSET.