This is an investigation for pupils to discover that the more sides you have on a polygon, the closer the area comes to that of a circle. In fact, using polygons was how people once estimated pi. Skills used - trigonometry - area - algebra - Pythagoras Full solutions included.

A fun activity to solve numeracy problems in a team. Two difficulties and full solutions provided.

A whole class activity to practise basic skills of adding and subtracting, multiplying and dividing. Three different difficulties.

A series of worksheets revising negative numbers. - addition and subtraction - subtracting negative numbers - multiplying and dividing - all operations, with fractions and decimals Full solutions provided.

Practice multiplying and dividing - first of all 10, 100, 1000 etc. - then by 20, 300, 4000 etc. - then using decimals, e.g. 1.3 x 300 A series of worksheets revising these basic skills. Full solutions included.

This is two worksheets practising some important basic skills. The first worksheet is powers of ten and multiplication. The second worksheet introduces two-step multiplication (e.g. multiplying by 20 is ×2 and ×10) and division. Full solutions included.

This is a series of tricky challenges to complement usual class work, using a full range of maths skills: - trigonometry - simultaneous equations - algebra - fractions - area - logic Can be used as extensions or homework. Full solutions included.

These two activities extend from 3 by 3 to 4 by 4 magic squares. Pupils design an individual magic square then search for symmetries.

This is a set of six puzzles presented as large scale Power Points. I used them as colour A3 posters for a monthly maths competition. These puzzles are challenging and give the scope for comprehensive answers. Full solutions included.

This is a set of six puzzles presented as large scale Power Points. I used them as colour A3 posters for a monthly maths competition. Although they are challenging, they can all be solved using standard techniques. Full solutions included. Edit: added two more puzzles

This is a set of six puzzles presented as large scale Power Points. I used them as colour A3 posters for a monthly maths competition. Although they are challenging, they can all be solved without using any advanced techniques. Full solutions included. Edit: added two more puzzles

Two pages of tricky riddles, that will keep pupils busy. The second page is much harder than the first. Solutions provided.

Pupils learn about money and get the chance to design their own coins. This activity is inspired by the Scottish Independence Referendum of 2014.

There are two comprehensive worksheets here practising basic skills with decimals. Full solutions included.

This is an investigation for the whole class to do at the same time, investigating the seemingly simple idea of the four corners of a rectangle. It will force pupils to get out of the simple thinking that every rectangle has to be lined up with the co-ordinate axes, with a horizontal base and vertical sides. Full solutions included.

This is a series of questions testing the basic principles that there are 60 seconds in a minute, and 60 minutes in an hour. They start easy and get harder, including decimals and fractions. Full solutions included.

This is a series of questions aimed at making pupils more comfortable with dealing with formulas with fractions in them. I made this worksheet in response to a very bright class who had no problems with most formula but struggled rearranging fractions. Full solutions included. Edit: added another powerpoint of more questions

This project gives pupils some real life houses from around the world to practice finding the area and perimeter of. The package includes an introductory Power Point then a series of tasks, culminating in designing their own shelter. Skills used: - Area - Perimeter - Units - Scale drawing - Budgeting Full solutions included.

This is a series of questions that will guide pupils from thinking only in numbers to thinking algebraically. The questions are increasingly challenging, finishing with some that require a lot of thought and can be investigated further.

A bumper collection of resources for Factorizing Quadratics, including various activities and games and plenty of practice questions, which also include the other types of factorizing required for 9th and 10th grade. (Note: Some of the embedded equations may not display properly on the TES preview but they all display perfectly on the downloadable files)