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Distant Suns
publishes astronomy software.
www.distantsuns.com
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Dixon Products
publishes typing software.
www.flashtyping.net
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Don Johnston Incorporated
reading intervention solutions that build reading skills, award-winning writing intervention software that offers unparalleled writing support, unique word-study products that teach spelling and phonics skills and industry-standard computer access products that let students with physical disabilities use the computer to learn to read and write. |
| Dorling Kinderseley www.dk.com |
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Duncan Software
publisher of science learning software.
www.duncansoftware.com
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Dyned
has the world's most comprehensive lineup of computer-based English Language Teaching (ELT) courses. Its courses range from beginning to advanced, from kids to adults, and include placement and mastery testing and a comprehensive records management system. |