Plenty of material here to support work on circles including links helpful sites for definitions, constructions and the circle theorems. Useful to TSST or SKE courses too.

Flipchart file

Pdf file

Spreadsheet file

Circle Grids flipchart

Here are the sites we like for this work:

#### Dictionaries, definitions, constructions etc

http://www.amathsdictionaryforkids.com/dictionary.htmlhttp://www.amathsdictionaryforkids.com/mathsCharts.html

http://www.mathsisfun.com/definitions/circle.html

http://www.mathsisfun.com/geometry/circle.html

http://www.mathopenref.com/tocs/circlestoc.html

http://www.mathopenref.com/tocs/constructionstoc.html

http://www.mathopenref.com/worksheetlist.html

http://www.mathopenref.com/constbisectline.html

http://www.mathopenref.com/constcircumcenter.html

#### Circle theorems resources

**Geogebra resources**

https://www.geogebra.org/b/kQysXXvn#material/F9Kh99tc

https://www.geogebra.org/m/PFf7ehXE

**Ideas sites**

http://www.resourceaholic.com/2014/11/circletheorems.html

https://www.missbrookesmaths.com/single-post/2015/04/25/Circle-Theorems

**Problem solving**

http://nrich.maths.org/6007

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