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Saving Electricity
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Sam Epstein,Beryl Epstein |
A simple explanation of how electricity is generated and how it can be conserved. |
OL1590619W |
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Tech DIY
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Ji Sun Lee |
Kid Crafts introduces younger children to the magic of electronics through the softer side of circuits! Young explorers will learn about electronics through sewing and craft projects aimed at maker p… |
OL20045876W |
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Microwave ovens
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Cristie Reed |
Did you know the microwave oven was actually invented by mistake? That mistake led to the technology that has made cooking faster, more convenient, and more popular than conventional cooking. This bo… |
OL22311124W |
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Toasters
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Elaine Marie Alphin |
Presents the history and development of this household appliance, describes how it works, and discusses its role in popular culture; includes recipes using a toaster. |
OL2648225W |
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Vacuum cleaners
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Elaine Marie Alphin |
Discusses the history and technical development of the vacuum cleaner, from the first carpet sweepers of the nineteenth century to twentieth-century improvements. |
OL2648227W |