the MathsLinks Network https://mathslinks.net Links and resources for maths teachers. en Copyright 2026 2026-04-03T08:20:00+00:00 https://dedhk00m7fqyl.cloudfront.net/ml/favicon.png the MathsLinks Network https://mathslinks.net Mathematics Extension 1 revision checklist https://mathslinks.net/faculty/mathematics-extension-1-revision-checklist https://mathslinks.net/faculty/mathematics-extension-1-revision-checklist#When:08:20:00Z This is a revision checklist for Mathematics Extension 1 students to use as they prepared for the HSC Examination.This could be printed this as an A5 booklet.Suggestions for improvement are welcomed in the comments.This checklist is for the 2017 syllabus, last HSC examination, 2026. Revision, PDF, Functions, ME-F1 Further Work with Functions, ME-F2 Polynomials, Trigonometric Functions, ME-T1 Inverse Trigonometric Functions, ME-T2 Further Trigonometric Identities, ME-T3 Trigonometric Equations, Calculus, ME-C1 Rates of Change, ME-C2 Further Calculus Skills, ME-C3 Applications of Calculus, Combinatorics, ME-A1 Working with Combinatorics, Proof, ME-P1 Proof by Mathematical Induction, Vectors, ME-V1 Introduction to Vectors, Statistical Analysis, ME-S1 The Binomial Distribution, 2026-04-03T08:20:00+00:00 Preview of Mathematics Extension 1 revision checklist

This is a revision checklist for Mathematics Extension 1 students to use as they prepared for the HSC Examination.

This could be printed this as an A5 booklet.

Suggestions for improvement are welcomed in the comments.

This checklist is for the 2017 syllabus, last HSC examination, 2026.


On MathsFaculty: https://mathslinks.net/faculty/mathematics-extension-1-revision-checklist
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> Congruent Triangles Song https://mathslinks.net/links/congruent-triangles-song https://mathslinks.net/links/congruent-triangles-song#When:13:21:00Z A song listing the congruency shortcuts for triangles! Just the right amount of cringe to get the kids engaged, and it's quite the earworm! I love to make my students copy the arm movements and march around the classroom. Memory Tool, Video, Music Video, YouTube, Advanced, Proof, Space and Geometry, Angles, Congruence, Triangles, 2026-02-27T13:21:00+00:00 Screenshot of Congruent Triangles Song

A song listing the congruency shortcuts for triangles! Just the right amount of cringe to get the kids engaged, and it's quite the earworm! I love to make my students copy the arm movements and march around the classroom.


On MathsLinks: https://mathslinks.net/links/congruent-triangles-song
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> Least squares method visualised https://mathslinks.net/links/least-squares-method-visualised https://mathslinks.net/links/least-squares-method-visualised#When:08:06:00Z A short animation showing the least squares method for finding a regression line. Video, YouTube, Data, Bivariate data, Statistics, Bivariate data analysis, Scatter plots and lines of best fit, 2026-02-18T08:06:00+00:00 Screenshot of Least squares method visualised

A short animation showing the least squares method for finding a regression line.


On MathsLinks: https://mathslinks.net/links/least-squares-method-visualised
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> Building Linear Equations with Balance Models https://mathslinks.net/links/building-linear-equations-with-balance-models https://mathslinks.net/links/building-linear-equations-with-balance-models#When:08:13:00Z Explore how linear equations can be represented using balance models. Connect symbolic equations to equivalent visual representations. Activity, GeoGebra, Manipulative, Patterns and Algebra, Equations, Number and Algebra, Linear and nonlinear relationships, ACMNA179 Year 7 Solve simple linear equations, ACMNA194 Year 8 Solve linear equations using algebraic and graphical techniques. Verify solutions by, Number and Algebra, MA4-10NA Equations, MA5.2-8NA Equations, Algebra, MS-A1 Formulae and Equations, Number and algebra, Equations, MA4-EQU-C-01 Equations, MA5-EQU-C-01 Equations A, MA5-EQU-P-01 Equations B (Path), Year 7, Algebra Year 7, AC9M7A03 solve one-variable linear equations with natural number solutions; verify the solution by s, Year 8, Algebra Year 8, AC9M8A02 graph linear relations on the Cartesian plane using digital tools where appropriate; solve , Algebra, Formulas and equations, 2026-01-28T08:13:00+00:00 Screenshot of Building Linear Equations with Balance Models

Explore how linear equations can be represented using balance models. Connect symbolic equations to equivalent visual representations.


On MathsLinks: https://mathslinks.net/links/building-linear-equations-with-balance-models
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> Base Fibonacci https://mathslinks.net/links/base-fibonacci https://mathslinks.net/links/base-fibonacci#When:01:30:00Z Tony Padilla does a 'magic trick' with Fibonacci numbers and talks about Zeckendorf decompositions. Interesting, Publisher, Numberphile, Tony Padilla, Video, YouTube, Number, Special Numbers, Fibonacci Numbers, 2026-01-22T01:30:00+00:00 Screenshot of Base Fibonacci

Tony Padilla does a 'magic trick' with Fibonacci numbers and talks about Zeckendorf decompositions.


On MathsLinks: https://mathslinks.net/links/base-fibonacci
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> Trig cheat sheets https://mathslinks.net/faculty/trig-cheat-sheets https://mathslinks.net/faculty/trig-cheat-sheets#When:00:33:00Z Trigonometric cheat sheets forAdvanced andExtension 1(NSW Syllabus) Reference, Measurement, Trigonometry, Trigonometric functions, Trigonometric identities and equations, Trigonometry and measure of angles, Radians, Trigonometry with acute angles, Trigonometry with angles of any magnitude, Trigonometric functions, Further trigonometry, Trigonometry in three dimensions, Further trigonometric identities, Further trigonometric equations, Inverse trigonometric functions, Definitions of inverse trigonometric functions, Graphs of inverse trigonometric functions, 2026-01-19T00:33:00+00:00 Preview of Trig cheat sheets

Trigonometric cheat sheets for

  • Advanced and
  • Extension 1

(NSW Syllabus)


On MathsFaculty: https://mathslinks.net/faculty/trig-cheat-sheets
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> Mathematics Extension 1 (2024) booklets https://mathslinks.net/faculty/mathematics-extension-1-2024-booklets https://mathslinks.net/faculty/mathematics-extension-1-2024-booklets#When:21:27:00Z Course work booklets for the new Extension 1 course (2024 for implementation in 2026) in NSW.Booklets will be gradually added.The showcloze version is the teacher version.Note: For some topics, the Extension 1 content has been included in the Advanced booklets. See Mathematics Advanced and Extension 1 (2024) booklets(2019 version) Booklet, Student Booklet, Functions, Further work with functions, Graphical relationships, Inverse functions, Parametric form of a function or relation, Inequalities, 2026-01-18T21:27:00+00:00 Preview of Mathematics Extension 1 (2024) booklets

Course work booklets for the new Extension 1 course (2024 for implementation in 2026) in NSW.

Booklets will be gradually added.

The showcloze version is the teacher version.

Note: For some topics, the Extension 1 content has been included in the Advanced booklets. See Mathematics Advanced and Extension 1 (2024) booklets

(2019 version)


On MathsFaculty: https://mathslinks.net/faculty/mathematics-extension-1-2024-booklets
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> Euclid’s algorithm https://mathslinks.net/links/euclids-algorithm https://mathslinks.net/links/euclids-algorithm#When:07:05:00Z A look at an interesting method for finding the greatest common divisor of two numbers. Publisher, Numberphile, Video, YouTube, Number, Operations, 2026-01-17T07:05:00+00:00 Screenshot of Euclid’s algorithm

A look at an interesting method for finding the greatest common divisor of two numbers.


On MathsLinks: https://mathslinks.net/links/euclids-algorithm
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> Mathematics Advanced and Extension 1 (2024) booklets https://mathslinks.net/faculty/mathematics-advanced-and-extension-1-2024-booklets https://mathslinks.net/faculty/mathematics-advanced-and-extension-1-2024-booklets#When:23:04:00Z Course work booklets for the new Advanced and Extension 1 (2024 for implementation in 2026) in NSW.Booklets will be gradually added.The showcloze version is the teacher version.Note: These booklets may include Extension 1 content.(2019 version) Booklet, Student Booklet, Functions, Working with functions, Absolute value functions, Algebraic techniques, Circles and semicircles, Constructing and using functions, Direct and inverse variation, Introduction to functions and relations, Linear functions, Piecewise-defined functions, Properties of functions, relations and graphs, Quadratic and cubic functions, Reciprocal functions, Graph transformations, Further graph transformations and modelling, Modelling with functions, Transformations of trigonometric functions, 2026-01-12T23:04:00+00:00 Preview of Mathematics Advanced and Extension 1 (2024) booklets

Course work booklets for the new Advanced and Extension 1 (2024 for implementation in 2026) in NSW.

Booklets will be gradually added.

The showcloze version is the teacher version.

Note: These booklets may include Extension 1 content.

(2019 version)


On MathsFaculty: https://mathslinks.net/faculty/mathematics-advanced-and-extension-1-2024-booklets
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> M4TH5 GCSE Calculator Emulator https://mathslinks.net/links/m4th5-gcse-calculator-emulator https://mathslinks.net/links/m4th5-gcse-calculator-emulator#When:01:35:00Z This calculator works in the same way as popular school calculator brands. Calculator, General, Calculator, 2026-01-08T01:35:00+00:00 Screenshot of M4TH5 GCSE Calculator Emulator

This calculator works in the same way as popular school calculator brands.


On MathsLinks: https://mathslinks.net/links/m4th5-gcse-calculator-emulator
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> Super Facts about 6-7 https://mathslinks.net/links/super-facts-about-6-7 https://mathslinks.net/links/super-facts-about-6-7#When:22:39:00Z Tony Padilla takes a mathematical look at the pair of numbers 6-7 and why they are a perfect prime pair - plus SUPER PRIMES. Publisher, Numberphile, Tony Padilla, Video, YouTube, Number, Prime Numbers, 2025-12-22T22:39:00+00:00 Screenshot of Super Facts about 6-7

Tony Padilla takes a mathematical look at the pair of numbers 6-7 and why they are a perfect prime pair - plus SUPER PRIMES.


On MathsLinks: https://mathslinks.net/links/super-facts-about-6-7
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> A New Way to Look at Möbius Strips https://mathslinks.net/links/a-new-way-to-look-at-moebius-strips https://mathslinks.net/links/a-new-way-to-look-at-moebius-strips#When:09:16:00Z Ben Sparks uses simulations for a new insight into Möbius loops. Activity, Hands-on, Publisher, Numberphile, Ben Sparks, Video, YouTube, Space and Geometry, 2D Shape, 2025-12-16T09:16:00+00:00 Screenshot of A New Way to Look at Möbius Strips

Ben Sparks uses simulations for a new insight into Möbius loops.


On MathsLinks: https://mathslinks.net/links/a-new-way-to-look-at-moebius-strips
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> The Real Story of Calculus https://mathslinks.net/links/the-real-story-of-calculus https://mathslinks.net/links/the-real-story-of-calculus#When:00:51:00Z Swagat Saurav Mishr discusses the research of Professor P.P. Divakaran, and the very early history of calculus in India. Publisher, Numberphile, Video, YouTube, Advanced, Calculus, Cross-KLA, History, Calculus, Calculus, 2025-12-09T00:51:00+00:00 Screenshot of The Real Story of Calculus

Swagat Saurav Mishr discusses the research of Professor P.P. Divakaran, and the very early history of calculus in India.


On MathsLinks: https://mathslinks.net/links/the-real-story-of-calculus
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> The fewest items of clothes to never repeat an outfit https://mathslinks.net/links/the-fewest-items-of-clothes-to-never-repeat-an-outfit https://mathslinks.net/links/the-fewest-items-of-clothes-to-never-repeat-an-outfit#When:21:35:00Z Matt Parker looks at the fewest items of clothing to never repeat an outfit in a year. Publisher, Matt Parker (Standup Maths), Video, YouTube, Advanced, Combinations and Permutations, Unit 1 Topic 3 Counting and probability, Combinatorics, ME-A1 Working with Combinatorics, Combinatorics, 2025-12-08T21:35:00+00:00 Screenshot of The fewest items of clothes to never repeat an outfit

Matt Parker looks at the fewest items of clothing to never repeat an outfit in a year.


On MathsLinks: https://mathslinks.net/links/the-fewest-items-of-clothes-to-never-repeat-an-outfit
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> Closer Look at the Birthday Paradox https://mathslinks.net/links/closer-look-at-the-birthday-paradox https://mathslinks.net/links/closer-look-at-the-birthday-paradox#When:21:06:00Z Tom Crawford looks at the birthday paradox. Publisher, Numberphile, Video, YouTube, Number, Probability, Unit 1 Topic 3 Counting and probability, Combinatorics, Permutations and combinations, 2025-12-08T21:06:00+00:00 Screenshot of Closer Look at the Birthday Paradox

Tom Crawford looks at the birthday paradox.


On MathsLinks: https://mathslinks.net/links/closer-look-at-the-birthday-paradox
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> Place value dice #2 https://mathslinks.net/links/place-value-dice-2 https://mathslinks.net/links/place-value-dice-2#When:06:08:00Z Make a number, 2-digits to 6 digits. Non-standard form partitioning.See also standard form partitioning. Interactive, Publisher, MathsStarters, Tool, General, Dice, 2025-11-25T06:08:00+00:00 Screenshot of Place value dice #2

Make a number, 2-digits to 6 digits. Non-standard form partitioning.

See also standard form partitioning.


On MathsLinks: https://mathslinks.net/links/place-value-dice-2
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> Place value dice https://mathslinks.net/links/place-value-dice https://mathslinks.net/links/place-value-dice#When:06:07:00Z Make a partitioned number: teens to 6 digits.See also non-standard form partitioning. Interactive, Publisher, MathsStarters, Tool, General, Dice, 2025-11-25T06:07:00+00:00 Screenshot of Place value dice

Make a partitioned number: teens to 6 digits.

See also non-standard form partitioning.


On MathsLinks: https://mathslinks.net/links/place-value-dice
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> More dice https://mathslinks.net/links/more-dice https://mathslinks.net/links/more-dice#When:06:05:00Z Six-sided got dice (1 to 6 dice each roll).Ten-sided dot and number dice. Interactive, Publisher, MathsStarters, Tool, General, Dice, 2025-11-25T06:05:00+00:00 Screenshot of More dice

Six-sided got dice (1 to 6 dice each roll).

Ten-sided dot and number dice.


On MathsLinks: https://mathslinks.net/links/more-dice
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> Dice https://mathslinks.net/links/dice https://mathslinks.net/links/dice#When:06:02:00Z Dice specifically for Multo and Multo.Also single die and two dice, with custom numbers and operations. Interactive, Publisher, MathsStarters, Tool, General, Dice, 2025-11-25T06:02:00+00:00 Screenshot of Dice

Dice specifically for Multo and Multo.

Also single die and two dice, with custom numbers and operations.


On MathsLinks: https://mathslinks.net/links/dice
Follow MathsLinks on Twitter:@mathslinks or Facebook]]> Against All Odds: Inside Statistics https://mathslinks.net/links/against-all-odds-inside-statistics https://mathslinks.net/links/against-all-odds-inside-statistics#When:07:17:00Z This video series covers key aspects of statistics. Video modules take viewers on location to where people from all walks of life are using statistics in their work. Publisher, ABC Education, Video, Data, Box and Whisker Plot, Data Analysis, Standard Deviation, Stem and Leaf Plot, Bivariate data, Number, Probability, Statistical Analysis, MS-S1 Data Analysis, MS-S1.1 Classifying and representing data (grouped and ungrouped), MS-S1.2 Summary statistics, MS-S2 Relative Frequency and Probability, MS-S3 Further Statistical Analysis, MS-S3.2 Exploring and describing data arising from two quantitative variables, MS-S4 Bivariate Data Analysis, MS-S5 The Normal Distribution, Statistical Analysis, MA-S1 Probability and Discrete Probability Distributions, MA-S2 Descriptive Statistics and Bivariate Data Analysis, MA-S3 Random Variables, S3.2 The normal distribution, Statistics and probability, Data classification, visualisation and analysis, MA4-DAT-C-01 Data classification and visualisation, MA4-DAT-C-02 Data analysis, MA5-DAT-C-01 Data analysis A, MA5-DAT-C-02 Data analysis B, MA5-DAT-P-01 Data analysis C (Path), Probability, MA4-PRO-C-01 Probability, MA5-PRO-C-01 Probability A, MA5-PRO-P-01 Probability B (Path), Year 7, Statistics Year 7, AC9M7ST02 create different types of numerical data displays including stem-and-leaf plots using soft, Probability Year 7, AC9M7P01 identify the sample space for single-stage events; assign probabilities to the outcomes of , AC9M7P02 conduct repeated chance experiments and run simulations with a large number of trials using, Year 8, Statistics Year 8, AC9M8ST01 investigate techniques for data collection including census, sampling, experiment and obse, Probability Year 8, AC9M8P02 determine all possible combinations for 2 events, using two-way tables, tree diagrams and V, Year 9, Statistics Year 9, AC9M9ST02 analyse how different sampling methods can affect the results of surveys and how choice of, Year 10, Statistics Year 10, AC9M10ST03 construct scatterplots and comment on the association between the 2 numerical variables i, AC9M10ST04 construct two-way tables and discuss possible relationship between categorical variables, Statistical analysis, Probability and data, Data, Probability, Random variables, Statistics, Data analysis, Population and sample, Data classification, Measures of centre and spread, Bivariate data analysis, Bivariate datasets, Scatter plots and lines of best fit, Relative frequency and probability, Bivariate data analysis, Bivariate datasets, Scatter plots and lines of best fit, Relative frequency and probability, The normal distribution, Normally distributed datasets, 2025-11-20T07:17:00+00:00 Screenshot of Against All Odds: Inside Statistics

This video series covers key aspects of statistics. Video modules take viewers on location to where people from all walks of life are using statistics in their work.


On MathsLinks: https://mathslinks.net/links/against-all-odds-inside-statistics
Follow MathsLinks on Twitter:@mathslinks or Facebook]]>