Alan Thwaites has worked in primary education and child development for 27 years; he now combines part-time teaching with writing.

• ACKNOWLEDGMENTSINTRODUCTIONSECTION 1 Short number activities and games1 Add and Take 2 Odd and Even 3 Matching Pairs 4 Noughts and Crosses 1: four rules 5 Tables 1: speed 6 Islands 7 Largest and Smallest 8 Circle Time 9 First to the Fact 10 Round the World 11 Make 50p! 12 Step by Step 13 Let's be Positive...or negative 14 Tables 2: bingo 15 Higher or Lower 16 Hangman 17 Give Me the Freedom 18 Sequential Patterns 19 What's my Number? 20 Buzz Fizz 21 Maths Consequences 22 The Divide Slide 23 In Your Prime 24 What's the Highest? 25 Doubles and Quads 26 Fraction Dominoes 27 What's my Name? 28 Remember Me 29 How Many Ways? 30 Sorted for Number 31 Get the Word 32 First to Ten 33 Noughts and Crosses 2: Coordinates 34 Happy Families 35 Crack the Code 36 Bus Stop 37 Tiddlywinks 38 Winning Counters 39 Gone Fishing 40 Pathways 41 Divide and Rule 42 Computer Calculator 43 Get Coordinated 44 Spots and Numbers 45 The Simple Card Game 46 PE Maths 47 Mystery Sums 48 Keep I On Your HatSECTION 2 Investigations and longer activities 49 Sorted for Colours 50 Numbers Shaping Up 51 Tea Time 52 Double Your Money 53 Tables 3: ready reckoner 54 Tables 4: square puzzles 55 Magic Squares 56 Ratio and Proportion 57 Know Your Roots 58 Cross-Number Puzzles 59 Hunt the Number 60 Mail Order Shopping 61 Tables 5: graphs 62 Triangle, Square, Cube 63 The Little Book of Numbers 64 Tables 6: find the pattern 65 Probability Dice 66 Probability: cards 67 Letters and Words: the mean, mode and medianSECTION 3 Measures and time 68 More or Less Centimetres 69 What's the Time, Mr Wolf? 70 A New Angle 71 Playground Measures 72 Twice as Sharp: Bisecting Angles 73 Cubes in a Box 74 Minute Walk 75 Problem Measures 76 TV Times 77 What is a Cupful? 78 Timetables 79 Protracted Designs 80 How High is a Foot? 81 Guess 250 82 The Thousand to One Game 83 Calendar of Calendars 84 Analogue v Digital SECTION 4 Shape, space and design 85 Mr Square and Mrs Round 86 Venn Shapes 87 Follow My Shape 88 Kim's Shape Game 89 Complete the Circle 90 Circles Taking Shapes 91 Designer Line 92 Shapes on Parallel Lines 93 Shape Up! 94 The Great Quadrilateral Investigation 95 Tetrahedron 96 Area v Perimeter 97 Leafy Area 98 Triangles from Compasses 99 Stretching and Enlarging 100 Simply Tessellation