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The program of teaching children the fundamentals of mechanics and technical design "The first mechanisms"
Before you, the program of teaching children from 5 years of technical design "The first mechanisms." Worksheets with jobs are in folder # 1, 3D instructions in folder # 2. All the design of the training course are designed from the details of the "Lego
2018-02-01, 10:30:31 AM (GMT)