MERLOT Materials
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GeoGebra is a free and multi-platform dynamic mathematics software for education in secondary schools that joins... see more
A collection of applets that demonstrate basic geometric concepts.
A collection of 91 Euclidean geometry applets.
This manipulative allows you to construct two triangles from various combinations of sides and angles, then manipulate... see more
Illustrates relationships between angles.
This site is a collection of activities in Euclidean geometry that encourage the students to explore and practice ruler... see more
This site makes possible interactive exploration of the mathematics involved in some aspects of African and Native... see more
Interactive demonstration
A collection of applets that demonstrate advanced geometric concepts.
How big are triangles in the hyperbolic used to visualize molecular data as wireframe, space-filled, and ball and stick... see more
This site contains an extensive collection of java applets involving goemetry miscellany and puzzles. Written by... see more
Java Sketchpad is a tool for quickly and easily generating interactive applets that demonstrate concepts in plane and/or... see more
NonEuclid is Java Software for interactively creating ruler and compass constructions in both the Poincaré Disk and the... see more
This site relates a Frank Lloyd Wright house to various aspects of three dimensional geometry and uses it to motivate... see more
A page of Java applets to demonstrate basic geometry.
This site contains an interactive applet that shows a step-by-step graphic proof of the Pythagoras' theorem.
Visual demonstration of existence of centroid of a triangle.
Illustrates the relationship between exterior common tangents of 3 cirlces.
Curved Spaces is a flight simulator for multiconnected universes. Such toy universes are the 3D analog of the torus and... see more
A series of applets for teaching Fractal Geometry. Includes: L-Systems; Box-Counting Fractal Dimension; Cellular... see more
A collection of geometry applets.
Visualizing a hypercube, one step at a time.
Use principles of trigonometry to calculate the correct angle of decent for an aircraft during an emergency landing on an... see more
Illustrates an isosceles triangle theorem.