  Polygon Walk and TurnHere are regular turtles that move like the turtles in Polygon Sweep. See how the turns of the turtle match the red sectors. |
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Turns and Sectors
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Leone Learning Systems, Inc. (LLS) is a North Shore company that provides online courses for kids anywhere and local teaching and tutoring services for students in Chicago and the Northern Suburbs of Chicagoland. LLS also provides a free geometry software package for children age 6 and up, and free resources for teachers and parents. This site includes information about classes taught, availability for tutoring, learning activities for kids, lesson plans, and an ongoing software and curriculum research and development effort. |
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