Posts by: toni
Investigate inscribed circles of right-angled triangles that have edges of integer length.
(1) Draw a 3-4-5 right-angled triangle on a grid. Using compasses construct the internal bisectors of the angles of the triangle and then draw the inscribed circle (we’ll call it an incircle). What do you notice? (2) […]
Using the digits 2, 0 2 and 6 each exactly once, write a mathematical expression for each digit between 1 and 100. You may use any mathematical symbol or operation of your choosing. Multi-digits are permitted, so you can use 20, 62, .02 etc.
These challenges have been issued by Maths Week England which will […]
Learners can be creative mathematicians; they can be people who have their own mathematical ideas.
What different questions about 2026 can you find to answer? Perhaps you can make up an easy question, a harder one and a very hard one. Compare your questions with other people. For example you might ask:
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LESSON RESOURCE FOR GLOBAL MATHS AND SCIENCE LESSON 2026
Join the thousands of classes around the world in the Global Maths & Science Lesson in the week 10 – 18 October 2026. To receive a certificate of participation register at https://gtenmaths.org/gmsl and post a photo of your class taken during the lesson with hashtag […]
Pelmathism is one of the many games in the AIMING HIGH book Let’s Play Mathematically, games designed for enjoyment while, at the same time, being school curriculum related and designed to help learners to develop the transferable skills needed in employment.
Click a link below to download a set of large […]
In this game players solve jigsaw puzzles and find the factors of quadratic expressions by fitting pieces together to make rectangles. To factorize the expression $ax^2 + bx +c$, where $a, b$ and c are positive, players must arrange into a rectangle: a blue $x^2$ pieces, b brown $x$ pieces and c green […]
DOWNLOAD the Maths Week England 2024 30-Minute Lesson details
Resources needed: pencil and paper, 5 by 5 grids, 2 sets of cards numbered 1 to 10, envelope or bag.
Warm-up (5 minutes)
For the 3 […]
This game is like Bingo but each player makes their own gamecard by drawing a grid and choosing 25 numbers between 0 and 100 to write on their gamecard not repeating any numbers. They cannot change the numbers once they are written on their gamecard.
Both players start with zero points and take turns to throw the dice as many times as they like adding the total at each throw to their score.
Suppose you throw a double one. On the next throw, is your chance of throwing a double one the same, more likely or less […]
The roadmap shows 9 straight lines representing roads R1, R2, R3, … R9 and 8 towns T1, T2, T3, …T8, shown in yellow. The roads go to, or through, the towns.
Some roads connect 2 towns, some connect 3 towns, and one road connects 4 towns but all towns lie on exactly […]
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