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Angles in parallel lines colouring fun
I want to give my current GCSE year 10 class more practice on identifying angles in parallel lines; alternate, corresponding and co-interior. I have put together the following worksheet that gets them...
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Surface area of spheres- an apeeling lesson…
How do you give pupils a beautiful visual picture of why the surface area of a sphere is 4 pi r squared? A super lesson idea I heard recently involved an orange! Give pupils an orange and a blank...
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Flash Maths doesn’t disappoint
@StudyMaths shared an excellent website with me via Twitter recently: FlashMaths.co.uk This site adds to the growing number of websites providing interactive games and learning applets based on Adobe...
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TES Maths Podcast 3 goes live
This time Craig Barton and his guests from King’s College, London discuss falling standards in maths, advice on running discussion based lessons, and some festive maths ideas. In the attached Word...
View ArticleSwirlflakes
Another classic video from Vi Hart… How to make snowflakes with rotational symmetry… swirlflakes! Swirlflakes
View ArticleHexaflexagons…
Vi Hart has produced an engaging pair of videos about hexaflexagons, the hexagons with 3 faces! The videos are below, and here is a link to a page with instructions and a template for building them…...
View ArticleGCSE exam questions by topic- bland.in
A colleague of mine recently stumbled across the website of Peter Bland, a maths tutor. It contains some excellent GCSE revision resources in the form on booklets of exam questions on particular topic....
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Triangle constructions tangram
Tangram Wolf (Photo credit: Evelyn Saenz) A colleague of mine, Claire Nealon wanted to adapt a resource I made a while ago of a triangle constructions tangram (see previous post). She wanted to make it...
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Numberphile- videos about numbers and stuff
Numberphile.com is a website your pupils simply must know about. It describes itself as “videos about numbers and stuff” which is a pretty good summary in my opinion. The videos are not tutorial...
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Volume of a sphere to calculate the capacity of your lungs
Lungs diagram with internal details (Photo credit: Wikipedia) Just a quick idea here… To make a lesson on calculating the volume of a sphere contextually meaningful how about using a balloon to...
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G&T website shout out: IB Maths, ToK, IGCSE and IB Resources
Lyapunov exponents of the Mandelbrot set (Steel Beach) (Photo credit: Arenamontanus) I got an email from a reader, Andrew Chambers drawing my attention to a website he has built for IB students...
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Numberphile.com- brilliant maths enrichment videos
Numberphile.com is a website devoted to enrichment maths videos. The quirky, fast-paced style of the presenters is engaging and fun. Whether finding maths deliberately hidden in episodes of The...
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You’ve never seen the GCSE Maths curriculum like this before…
What you’re looking at is the GCSE Mathematics curriculum. Each node represents a topic, e.g. transformations, ordering decimal numbers, frequency polygons etc. There are 164 nodes in the diagram...
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Angles in parallel lines- FUN
I’ve seen lots of mnemonics for remembering the angles in parallel lines facts; “Cangles, Fangles and Zangles” etc. A student I teach who recently arrived from South Africa told me he’d been taught it...
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Leave it all in terms of Pi until the last minute
Pi number (Photo credit: J.Gabás Esteban) Today I heard this golden nugget of advice from the most talented maths teacher I’ve ever met… When teaching students to do calculations involving Pi, leave it...
View ArticlePi me a river
The www.numberphile.com videos keep on coming and getting better and better. Check out Pi me a river. An unbelievable place to find Pi! Pi me a river
View ArticlePixar: The math(s!) behind the movies
A superb talk about how Pixar use transformations, midpoints and trigonometry to make their films: Pixar: The math behind the movies
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Benoit Mandelbrot talking about fractals in the real world
Ever heard of the Mandelbrot Set? It’s a famous fractal discovered by Benoit Mandelbrot, the father of Fractal Geometry. In this fascintating TED talk he explains his Theory of Roughness and how...
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Epic Circles- Numberphile
Pappus Chain (Photo credit: fdecomite) Ever heard of Circle Inversion? It’s a bit like a combination of enlargement and reflection, but using circle radii as projection lines. What is it useful for?...
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Don Steward’s MEDIAN blog- fantastic isometric/ plans and elevations/ nets...
Don Steward keeps on churning out his amazing resources! I can’t recommend his blog, MEDIAN, highly enough. If this guy wrote the textbooks/ worksheets/ exams our curriculum would be so much more...
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Robocompass.com
There’s a new geometry tool in town and it goes by the name of Robocompass.com. It’s a tool that shows geometrical constructions in a 3D environment, rather than the 2D plan view used by Geogebra,...
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Functional area questions
I put together the following as an activity for a low-attaining year 8 class coming to grips with area. They’ve done area of rectangles and triangles last lesson and so I’m trying to link it to real...
View ArticleCGP Maths Buster- a superb new learning and revision resource for GCSE maths
CGP Maths Buster CGP are well-known for their excellent GCSE revision guides. Now they’ve taken their offering to a whole new level with GCSE Maths Buster. The £6 DVD ROM for PC & Mac is a...
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Powerful, diagnostic, games-based AFL- Kahoot!!!
Kahoot is a tremendously useful, free AFL tool I recently came across after a Twitter recommendation. Students can use any web-enabled device (any OS platform) to take part in games-based quizzes....
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Geometric squares
Look at the shapes in this square grid. The hexagons on each row, column and diagonal are made of the three shapes in that row, column or diagonal respectively. This completed ‘Geometric Square’ was...
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Time-series jigsaw puzzle fun!
Teaching time-series graphs? Get students to work in pairs. One solves a jigsaw puzzle. The other student records how many pieces in the jigsaw were solved every n seconds. Choose n appropriately....
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Circle Theorem Flashcards and Matching Pairs Game
I want my year 11s to put some practice in to learn the circle theorems word-for-word. To make it a bit more interesting for them I’ve put together: Circle theorems flash cards Circle theorems...
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Knowledge organisers- more clarity than learning objectives and great for...
The inspiration for this post came from an article on Joe Kirby’s blog, Pragmatic Reform called Knowledge Organisers. I have huge admiration for what Joe and his colleagues are achieving at Michaela...
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Perimeter, area, surface area and volume knowledge organiser
Click here to download a knowledge organiser I built for the topics of perimeter, area, surface area and volume. Enjoy!
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