- Algebra (96)
- Algebraic Proofs (4)
- Changing the Subject (4)
- Curved Graphs (7)
- Differentiation (2)
- Expanding Brackets (9)
- Factor Theorem and Remainder Theorem (FM only) (2)
- Factorising (9)
- Formulae and Simplifying Expressions (14)
- Functions (4)
- Inequalities (5)
- Iteration (1)
- Matrix Algebra (FM only) (1)
- Quadratic Graphs (3)
- Sequences (8)
- Simultaneous Equations (4)
- Solving Equations (13)
- Straight Line Graphs (4)
- Transformations of Curves (1)
- Trial & Improvement (1)

- Computer Science (34)
- Data Handling & Probability (23)
- Number (57)
- Bases (1)
- Calculator Use (1)
- Combinations & Permutations (4)
- Decimals (1)
- Factors, Multiples and Primes (6)
- Fractions (1)
- Fractions, Decimal & Percentage Equivalences (9)
- Negative Numbers (1)
- Order of Operations (1)
- Percentages (4)
- Powers, Roots & Laws of Indices (7)
- Ratio & Proportion (8)
- Rounding & Estimation (4)
- Sets (1)
- Standard Form (1)
- Surds (7)

- Revision (6)

# GCSE Trigonometry of Right-Angled Triangles

## 7 files28/02/2019

Find lengths and angles in right-angled triangles using trigonometry. Resource set includes a levelled activity with progressively harder questions. This resource does not cover exact trig ratios and 3D trigonometry.

# GCSE Advanced Trigonometry 2 - Sine/Cosine Rule

## 3 files08/12/2016

Covers sine/cosine rule (including algebraic sides), areas of non-right angled triangles and segment area.

# Full Coverage: Non-Right Angled Triangles

## 1 files16/02/2018

GCSE question compilation which aims to cover all types of questions that might be seen on the topic of non-right angled triangles (i.e. sine rule, cosine rule and the triangle area formula). Students can complete this set of questions interactively on the DFM Homework Platform. Also contains answers.

# Full Coverage: Trigonometry of Right-Angled Triangles

## 1 files29/04/2018

GCSE question compilation which aims to cover all types of questions that might be seen on the topic of trigonometry of right-angled triangles (including exact trigonometric values). Students can complete this set of questions interactively on the DFM Homework Platform. Also contains answers.

# GCSE 3D Pythagoras & Trigonometry

## 3 files02/01/2019

Covers all aspects of the GCSE (and AQA Further Maths) syllabus.

# GCSE Advanced Trigonometry 3 and 4 - Graphs and Equations

## 1 files14/06/2018

Covers both GCSE and IGCSE Further Maths syllabi, but more the latter. Graphs of trigonometric functions, and using trigonometry identities combined with graphs to solve equations.

# GCSE Advanced Trigonometry 1 - Right-Angled Triangles (AQA FM)

## 3 files28/02/2019

Recaps basic trigonometry for right-angled triangles, exact trigonometric values, more complicated problems (e.g. involving surds) and 3D Pythagoras/trigonometry.

# Non-Right Angled Triangles

## 3 files23/11/2016

# IGCSEFM 3D Trigonometry and Sine/Cosine Rule

## 2 files14/06/2018

Based on the AQA syllabus.

# Right-Angled Triangles (Old - Do not use)

## 2 files28/02/2019

# GCSE Exact Trigonometric Values

## 3 files01/01/2019

Covers all new aspects of the GCSE 2017+ syllabus. The solutions to the worksheet are in the slides.

# IGCSEFM Trigonometric Graphs, Identities and Equations

## 1 files14/06/2018

Based on the AQA syllabus.

# Full Coverage: IGCSE FM Trigonometry in 2D/3D

## 1 files28/03/2018

AQA IGCSE FM question compilation which aims to cover all types of questions that might be seen on the topic of trigonometry (in 2D and 3D geometric problems). Students can complete this set of questions interactively on the DFM Homework Platform. Also contains answers.

# Full Coverage: IGCSE FM Trigonometric Equations

## 1 files29/03/2018

AQA IGCSE FM question compilation which aims to cover all types of questions that might be seen on the topic of Trigonometric Equations (proofs and solving equations). Students can complete this set of questions interactively on the DFM Homework Platform. Also contains answers.

# JFYI - Is tan in trig related to the tangent of a circle?

## 1 files28/09/2017

The 'Just For Your Interest' series of posters explores answers to questions I've pondered in my student days and beyond.

# TMIDL #2: Use sin

^{-1}when you want to find the angle## 1 files05/01/2018

A series of posters on teaching methods I don't like, including details of the original method, my pedagogical complaints, and my preferred method.

# All In One - Non-Right-Angled Trigonometry - Part IV - Cosine Rule for Angles

## 1 files04/03/2021

'All in One' worksheets provide a standalone exercise, solutions and a worked example, all on a single printable page.

# All In One - Right-Angled Trigonometry - Part I - Finding Unknown Shorter Lengths

## 1 files24/02/2021

'All in One' worksheets provide a standalone exercise, solutions and a worked example, all on a single printable page.

# All In One - Non-Right-Angled Trigonometry - Part I - Sine Rule for Lengths

## 1 files01/03/2021

'All in One' worksheets provide a standalone exercise, solutions and a worked example, all on a single printable page.

# All In One - Right-Angled Trigonometry - Part IV - Exact Trigonometric Ratios

## 1 files26/02/2021

# All In One - Non-Right-Angled Trigonometry - Part II - Sine Rule for Angles

## 1 files03/03/2021

# All In One - Non-Right-Angled Trigonometry - Part III - Cosine Rule for Lengths

## 1 files03/03/2021

# All In One - Right-Angled Trigonometry - Part III - Finding Unknown Angles

## 1 files25/02/2021

# All In One - Right-Angled Trigonometry - Part II - Finding The Hypotenuse

## 1 files24/02/2021