5 Maths Gems #32

Hello too welcome to my 32^nd gems post. This is where I part teaching ideas too resources I've seen on Twitter.

1. Expression of the Day

You mightiness already travel familiar with Jeremy Denton's (Number of the Day. He's right away created Expression of the Day too. These activities tin travel used to ensure that students oftentimes practise their release too algebra skills. Do depository fiscal establishment gibe out Jeremy's weblog post Starter Activity - Expression of the Day for the PowerPoint file too an illustration of how to purpose this fantastic resource.

2. Maths Documentaries

In the concluding lesson or 2 of the schoolhouse twelvemonth some teachers demo videos during maths lessons, which I intend is fine every bit long every bit students are learning nigh maths from those videos. Not certain what to show? Thanks to @AlgebraFact for sharing this page of Mathematics Documentaries from CosmoLearning - enough to direct from here.

For to a greater extent than ideas for destination of term lessons, encounter my post 'End of term!'.

3. Angles inwards a Polygon
Thanks to @sporteredu for sharing these pictures showing a practical demonstration of the outside angles of a polygon summing to 360^o.  

@ProfSmudge shared a similar laid of pictures of an irregular pentagon.

I've ever used an animation to demonstrate this too convey never thought of doing this lovely paper-based alternative.

For to a greater extent than animations encounter my post Animations too Simulations.

4. Reasoning Statements

Thanks to Mel (@Just_Maths) for sharing this awesome circle theorems activeness 'Great angle chase'. I honey activities similar this - it's my favourite sort of maths problem.

I was really pleased that Mel shared this link because it led me to a resources website I'd never seen before. I've right away added lots of resources from Top Drawer Teachers to my resources libraries. 

I peculiarly liked these reasoning statements -  a bully listing of propositions for bird discussion. The instructor presents a proffer too asks questions such every bit "Is it true?", "Is it merely sometimes true, or is it or ever true?", "When is it true? How do you lot know?",  "How could nosotros demonstrate/show/prove that it is true?".  Examples include:

• The hateful of 3 consecutive numbers is the middle number.
• Triangles tessellate. 
• Volume = expanse of the destination × length 
• If the H2O inwards our dams increases yesteryear 10% this month, too thus decreases yesteryear 10% adjacent month, it volition travel dorsum to where it started.

5. Zoolander

Mary Pardoe (blog post yesteryear Simon Gregg (@Simon_Gregg) nigh teaching Year iv nigh scaling. It features a Zoolander enquiry from Robert Kaplinsky (@robertkaplinksy). Fans of Zoolander volition similar this!

Students demand to intend nigh how many times would you lot demand to scale a model upward to brand a existent school. Questions to inquire too possible approaches are detailed on robertkaplinksy.com.

Update

here).

Did you lot encounter my page 'New GCSE Support' which links to resources for the novel GCSE topics? I'll travel adding a lot to a greater extent than resources over the adjacent brace of months. You tin access this page from the 'Extras' carte on my weblog (top correct - unless you're viewing the mobile site inwards which instance you'll demand to click on 'view spider web version' to encounter this menu).

The London Maths Hubs are joining forces to run a conference on Th ninth July. It looks similar a practiced choice of speakers too workshops thus if you're based inwards or nigh London it would travel worth shout out for for a solar daytime out of schoolhouse thus you lot tin attend.

There's some lovely novel resources coming from my favourite websites lately - do depository fiscal establishment gibe out the recent offerings from MathsPad, Teachit Maths too Median Don Steward. 

This article nigh the relative difficulty of maths exams or thus the basis is interesting. I similar these box plots:

• Finally, Billy Adamson asked people to clit maths inwards ane word too here's the fantastic results:

Have a bully calendar week everyone!