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CompuCrissCross 1.0.1 Challenging drag and drop word game. More than 2 bil. unique crisscross puzzles. Blanks are not numbered. There are no clues. The only
| | Angle Doubling 1.0 Middle-School (grades 5 through 9) math program written to provide skills in context. Students write and solve simple algebra problems
| | The Simpler Way 1.0 Problems of ecological destruction, Third World poverty, resource depletion, conflict and social breakdown are caused by
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