We are well over half way through generating our UK Key Stage 4 (KS4) 'GCSE' maths eBooks, and below you can see how our publications are taking shape. We expect to complete our entire set of 'GCSE' publications early in October.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Number and Algebra', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Prime Numbers, Factors and Multiples', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Number Patterns and Sequences', published Jul 2012.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Fractions, Decimals, Percentages and Ratio', under

development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Manipulating Surds and the use of Pi', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Rounding Numbers', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Accuracy and Estimating', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Bounds and Reciprocals', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Algebra', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Indices, Powers and Roots', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Compound Growth and Decay', published Aug

2012.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Standard Index Form', published Jul 2012.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Solving and Rearranging Equations', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Inequalities', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Quadratics', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Simultaneous Equations and Graphs', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Proportionality', published Aug 2012.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Geometry and Measures', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Polygons and Tesselations', under

development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Symmetry', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Perimeters and Areas', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Surface Area and Projection', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Volume', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Matrices', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Geometry', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Constructions', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Transformations, Congruence and Similarity', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Pythagoras' Theorem and Trigonometry', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - 3D Co-ordinates, Pythagoras and Trigonometry', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - The Sine and Cosine Rules', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Bearings and Vectors', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - The Graphs of Sine and Cosine', under

development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Straight-Line Graphs', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Other Graphs', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Probability', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Averages (Mean, Median, Mode and Range)', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Frequency Tables, Cumulative Frequency and Interquartile Range', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Representing Data: Tables, Diagrams, Graphs, Charts, Etc.', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Data, Data Types, Sampling and Sampling Methods', under development.

**For KS4 (Key Stage 4) - Ages 14-16:**

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Publications Overview', under development.• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Number and Algebra', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Prime Numbers, Factors and Multiples', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Number Patterns and Sequences', published Jul 2012.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Fractions, Decimals, Percentages and Ratio', under

development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Manipulating Surds and the use of Pi', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Rounding Numbers', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Accuracy and Estimating', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Bounds and Reciprocals', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Algebra', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Indices, Powers and Roots', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Compound Growth and Decay', published Aug

2012.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Standard Index Form', published Jul 2012.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Solving and Rearranging Equations', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Inequalities', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Quadratics', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Simultaneous Equations and Graphs', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Proportionality', published Aug 2012.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Geometry and Measures', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Polygons and Tesselations', under

development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Symmetry', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Perimeters and Areas', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Surface Area and Projection', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Volume', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Matrices', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Geometry', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Constructions', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Transformations, Congruence and Similarity', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Pythagoras' Theorem and Trigonometry', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - 3D Co-ordinates, Pythagoras and Trigonometry', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - The Sine and Cosine Rules', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Bearings and Vectors', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - The Graphs of Sine and Cosine', under

development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Straight-Line Graphs', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Other Graphs', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Probability', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Averages (Mean, Median, Mode and Range)', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Frequency Tables, Cumulative Frequency and Interquartile Range', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Representing Data: Tables, Diagrams, Graphs, Charts, Etc.', under development.

• Secondary School 'KS4 (Key Stage 4) - 'GCSE' - Maths - Data, Data Types, Sampling and Sampling Methods', under development.