- Coordinate Geoboard. A virtual peg board supplied with elastic bands and x-y-grid.(Utah State Univ, NLVM)
- Tesselations Use the given shapes to create tilings. Facilities for 'Blocking' and 'Cloning' (Utah State Univ, NLVM)
- Shape Cutter Draw shapes - cut them and move the pieces around in various ways
(illuminations.nctm.org)
- Shape Sorter Classify the shapes according to your chosen criteria. An excellent visual aid for discussion
(illuminations.nctm.org)
- Shape Tool A comprehensive shape generator and manipulator (illuminations.nctm.org)
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