The ScienceWiz Inventions Science Kit includes both a 40 page color activity book and the materials needed to build 5 major projects. These projects represent significent inventions that have contributed to the modern world. Build the following: a clicking telegraph, a real working radio, a spinning motor, a relay, and a light flashing generator. Penny Norman (Ph.D. U.C. Berkeley) authored this delightful book which combines hours of fun with solid basic science. Ages 8 and up. |
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