Contents 1    Number pyramids 2    Place value 3    Fractions 4    Equivalent fractions 5    Comparing fractions 6    Addition and subtraction of fractions 7    Finding fractions of a quantity 8    Mental addition and subtraction sums 9    Mental sums 10   Magic squares 11   Minus numbers 12   Rounding 13   Introducing algebra 14   Algebra with boxes 15   Two-digit addition 16   Two-digit subtraction 17   Three-digit addition 18   Three-digit subtraction 19   Money 20   Multiplication diagrams 21   Speed multiplication grids 22   Multiples of three 23   Multiplications: Maze 24   Multiplication sums 25   Multiplication puzzles 26   Multiplication and division: Word problems 27   Long division 28   Practical number patterns 29   Number patterns 30   Calculation machines 31   Advanced calculation machines 32   Symmetry 33   Perimeter 34   Area 35   Polygons 36   Quadrilaterals 37   The 12-hour and 24-hour clock 38   Difference in years 39   Time: How long? 40   Length 41   Mass 42   Metric units 43   Capacity 44   Addition with capacity 45   Three-dimensional objects 46   Volume 47   Tally charts 48   Pictograms 49   Bar charts 50   Probability 51   Probability: Game 52   Answers 55   Milestones