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The Magazine of Design & Technology Education
Machines, Mechanisms and Energy
Entire Set of 8 Tapes For $312 $49 each
1. Music Machines
This program places Craft, Design and Technoloy in its context and shows it relevance to life, work and leisure. We talk to young students of the subject and also to established designers.

2. Machines Make Work
The program uses the example of a construction excavator to illustrate the principles of mechanisms. It then shows simpler applications of levers, linkages, pulleys and gears to everyday activities.

3. Built To Last
Scaffolding is used to demonstrate the simple prindple of a structure built to resist force. We look at the work of entrants in a competition to design and build a rubber raft.

4. Time
This film looks at the measurement and mechanism of time. It was written by a "Dial Designer," and made at the Royal Observator at Greenwich and in a clock making factory in England.

5. Mechanical Toys
The history of mechanical toys dates back to the Ancient Egyptians, but only in the 19th century did mass pro-duction techniques make them widely available. The pm mm I ooks at the mechanisms which make them wor and shows stages in the construction of an inge-nious mechanical toy.

6. Leonardo
This pro ram was filmed in Dover Castle and discusses some a the ideas of Leonardo da Vinci in dealing with fortification andwea ons of war. It also shows how he observed fIight and how he tried to solve some of the practical problems of the 5th century.

7. Energy
Energy, what it is and how to control it, is crucial all Design and Technology work as well as life outside the classroom. School visits were made to see simple and cheap materials like rubber bands and soft drink cans used to demonstrate ideas on energy, its storage and control. A second example involved a windmill project for which students design sails to produce electricity. Following those experiences, the chidren tried to design the most efficient wind generator.

8. Using Energy
We examine industrial methods of converting and using energy and the program ends with sequences showing the use of wind and wave power.