y4_Torches - DesignTechnologyunitTorches Spring2007

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Design Technology unit - Torches Spring 2007 Objective: To design and make a battery powered torch for a specific use. Main Class Teaching Group Activity Resources Evaluation Session 1 Split into  2,   1 hour  sessions 1. As a class we will look at the torches the children  have brought in. Identifying characteristics of  some torches, purpose materials they are made  from. Fill in chart for 1 torch. 2. As a class we will take apart a torch and look  briefly at the components.  Ask what they think  they will find?  battery, bulb, switch, reflector,  casing.  Write these on board. Plenary Identify features of components: bulb – filaments  heat up, battery energy stored in chemicals, casing –  insulator, wires – conductors, reflector , lens – affects  beam Group 1 1.30 - 2.15 Children in pairs will take a torch and  discuss with their partners the use, 
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This note was uploaded on 11/22/2011 for the course EL ED 452 taught by Professor Brothersmith during the Fall '11 term at BYU.

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y4_Torches - DesignTechnologyunitTorches Spring2007

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