Number Book is a series of graded activity books designed to help children learn basic calculation skills including addition, subtraction, multiplication and division. Number Book 5 is suitable for children making the transition from Key Stage 1 to Key Stage 2 and includes: multiplication and division by 4 and 5, vertical addition and subtraction (involving borrowing and carrying), recognition of coins to 50p, counting money to GBP1.00, giving change, 'snake sums' (5-step number problems).

Key Maths is a series of graded activity books that reinforce children's mastery of important skills and concepts as required by the Primary National Strategy for maths at Key Stage 1. Areas covered include algebra, measures, money, fractions and data handling. Key Maths Book 1 is suitable for children making the transition from the Early Years Foundation Stage to Key Stage 1 and includes: numbers to 10, simple addition, comparative size (thicker/thinner and longer/shorter), comparative measures (heavier/lighter), o'clock times, 2-D shapes and repeating patterns.

Number Book is a series of graded activity books designed to help children learn basic calculation skills including addition, subtraction, multiplication and division. Number Book 2 is suitable for children making the transition from the Early Years Foundation Stage to Key Stage 1 and includes: using a number line to count on and back the addition of three numbers; mixed addition and subtraction sums number facts (for example pairs of numbers that add up to 10); comparing numbers to find which is 'more' or 'less'.

Number Book is a series of graded activity books designed to help children learn basic calculation skills including addition, subtraction, multiplication and division. Number Book 3 includes: numbers to 20, multiples of 2, tens and units, number facts (for example pairs of numbers that add up to 20), recognising coins to 20p, counting money and giving change.

Number Book is a series of graded activity books designed to help children learn basic calculation skills including addition, subtraction, multiplication and division. Number Book 1 is suitable for children making the transition from the Early Years Foundation Stage to Key Stage 1 and includes: counting sets of objects to 10, addition to 10 and subtraction from 10.

Number Book is a series of graded activity books designed to help children learn basic calculation skills including addition, subtraction, multiplication and division. Number Book 4 is suitable for children making the transition from Key Stage 1 to Key Stage 2 and includes: multiplication and division by 2 and 3, tens and units, counting in tens number facts (for example pairs of numbers that add up to 20), using a hundred square, recognition of coins to 50p, counting money and giving change, vertical addition and subtraction (without borrowing or carrying).

Key Maths is a series of graded activity books that reinforce children's mastery of important skills and concepts as required by the Primary National Strategy for maths at Key Stage 1. Areas covered include algebra, measures, money, fractions and data handling. Key Maths Book 4 includes: numbers to a hundred, tens and units, vertical addition and subtraction of 2-digit numbers, capacity (litres), counting in tens, quarter past and quarter to times, odd and even numbers and right angles.

Key Maths is a series of graded activity books that reinforce children's mastery of important skills and concepts as required by the Primary National Strategy for maths at Key Stage 1. Areas covered include algebra, measures, money, fractions and data handling. Key Maths Book 5 is suitable for children in Key Stage 1 who are getting ready for the transition to Key Stage 2 and includes: vertical addition and subtraction with carrying and borrowing, hundreds/tens/units, counting in 2s and 5s, fractions (1/2 and 1/4), standard units of measurement (centimetre/gram), time in minutes and symmetry.