Enter all the desired criteria: the apps that satisfy them all will be searched; if a criterion is specified multiple times, only the last occurrence will be considered.
After positioning the colored band on the Geoboard and moving it around the poles, you can create several lines and polygons. It can be used to exercise the calculus of the perimeter, area, angles or the congruence or fractions.
The tools bar, that is positioned at the bottom of the screen, it allows you to edit the items on the Geoboard and the Geoboard look,clicking on the “about” section marked with and “i”.
Clicking on the “About” section, you can check some information like Geoboard resources, visual examples and other Apps. 
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