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Human Venn Diagramsfree19 September 2018

'Where do you fit on the giant Venn Diagram?'Help students get to grips with Venn diagrams by making a giant one with playground chalk, coming up with different ways of classifying themselves and jumping... more

Site Updatesfree18 September 2018

Get a detailed summary of every change and update here.One of the major advantages of web based resources must be that they remain dynamic. Whilst I hope there is already a significant amount of very... more

Sequences 2 - Solutions18 September 2018

This page offers solutions to the set of IB style questionsThe first 4 terms of an arithmetic sequence are shown below3, 9, 15, 21Solution\(a)\quad 27\quad (Common\quad difference\quad is\quad 6)\\ b)\quad { U }_{ n }={ U }_{ 1 }+d(n-1),\quad So\quad { U }_{ n }=3+6(n-1)\\ \quad \quad \quad So\quad { U }_{ 100 }=597\\ c)\quad { S }_{ n }=\frac { n }{ 2 } ({ 2U }_{ 1 }+d(n-1))\\ \quad \quad \quad { S }_{ 30 }=\frac { 30 }{ 2 } (2\times 3+6(30-1))\\ \quad \quad \quad { S }_{ 30 }=2700\)A geometric Sequence has all its terms positive. The... more

N & A Practice18 September 2018

This page has a variety of tasks designed for practice and revision. Practice questions are an important part consolidating students' understanding of a concept. They can be found from numerous sources... more

Focus on Logic6 September 2018

This is a unique unit that provides an excellent opportunity to get to heart of key mathematical principles. There are some rich links with the theory of knowledge course and of course with sets and probability.... more

Focus on correlation and regression18 August 2018

The search for meaningful relationships between two variables. Here we take the leap from 1 variable to 2 variable data analysis. In any given survey we collect data for a number of 'items' surveyed.... more

Statistics Practice18 August 2018

This page has a variety of tasks designed for practice and revision. Practice questions are an important part consolidating students' understanding of a concept. They can be found from numerous sources... more

Box plots - why?11 August 2018

What is in a bunch of numbers? What stories do the numbers tell? It all depends on the way we look at them! Probably, we all have different instincts about what we might do with a given group of numbers.... more

Models - New Syllabus 20196 August 2018

With changes just around the corner, this page is to help us all understand what changes are coming and the new syllabus compares with the old syllabus. There is already a lot of information available... more

G and T - New syllabus 201930 July 2018

With changes just around the corner, this page is to help us all understand what changes are coming and the new syllabus compares with the old syllabus. There is already a lot of information available... more