Ratio Games:

http://www.bbc.co.uk/skillswise/numbers/wholenumbers/ratioandproportion/ratio/

http://hsc.uwe.ac.uk/numeracy/application.asp

Angles

• http://www.interactive-resources.co.uk/mathspack1/straight/straight.html
• http://www.interactive-resources.co.uk/mathspack1/rndangle/rndangle.html
• http://www.interactive-resources.co.uk/mathspack1/flexigons/flexigons.html
• http://www.primaryresources.co.uk/maths/mathsE7.htm