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This question shows how to use the GeoGebra extension to start with a blank worksheet, and add objects to it.

The student is shown a GeoGebra worksheet containing a single point on a grid. They must move the point to the required coordinates.

The part is marked as correct if the point is in the right position.

This question shows how to load a GeoGebra applet from geogebra.org.

This question demonstrates how to display a GeoGebra worksheet loaded from a file attached to the question.

Simple Hertz contact without friction.

A gold ball on a steel table - effect of its own weight.

Hertz contact calculation for ball joint.

A gold ball on a steel table - effect of its own weight.

Students are shown a parabola and asked to identify its graph from a selection of choices.

Students are shown a hyperbola and asked to identify its equation from 4 choices.