A directory of useful objects found on the web for teaching Maths.

Browsing by The Australian Curriculum

Investigate the relationship between features of circles such as circumference, area, radius and diameter. Use formulas to solve problems involving circumference and area (ACMMG197)
* investigating the circumference and area of circles with materials or by measuring, to establish an understanding of formulas
* investigating the area of circles using a square grid or by rearranging a circle divided into sectors