ORBIT/GeoGebra Competition: Difference between revisions

[[File: Variety of perimeter with fixed area.png]]

*[[variety of areas with fixed perimeter]]

In second place was Irina Boyadzhiev with her applet on fractions. This is a great app that requires students to place fractions on a number line.  It is easy to use, differentiated (has 3 levels of differentiation i.e. no hint, hint 1 and hint 2), interactive and pedagogically useful as it allows for the visualisation of fractions on a number line:

*[[positioning fractions on the number line]]

The third place entrant John Golden produced a fun interactive game, that can be used by small groups of students, involving two different ways of representing number :   

*[[number and representation game]]

Irina Boyadzhiev was highly commended for her entry on perimeter.  This clear and easy to use enquiry based activity includes a great visualisation for understanding what is meant by perimeter and how to calculate it:  

*[[perimeter of a rectangle]]

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[[Category: Competition]]