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Technology Teacher, 1991
Each technology learning activity in this article includes content description, objectives, required materials, challenge, and evaluation questions. Subjects are designing product packages and communication through advertising. (SK)
Descriptors: Advertising, Communication (Thought Transfer), Design Requirements, Learning Activities
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Hawkins, Harry – Tech Directions, 2004
This article describes how to construct a laser level. This laser level can be made using a typical 4' (or shorter) bubble level and a small laser point. The laser unit is detachable, so the bubble level can also be used in the conventional way. However, the laser level works better than a simple bubble level. Making this inexpensive device is an…
Descriptors: Lasers, Physics, Material Development, Design Requirements