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About the book
  • Published: 15 May 2011
  • ISBN: 9780887764523
  • Imprint: Tundra Books
  • Format: Paperback
  • RRP: $29.99

Bleeps And Blips

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Our fast-paced world of fax machines, digital cameras, and cell phones is possible because of the work of inventors who paved the way for modern communications.


Reginald Fessenden, who thought of a continuous wireless signal when he noted the ripples resulting from a rock he tossed in a lake;

Alexander Graham Bell, who made his famous call – "Mr. Watson, come here! I want you!" – because he had spilled acid onto his trousers;

William Stephenson, inventor of the wirephoto, who was a spy during the Second World War.

From newsprint to fiber optics, discover ten great inventions in this fascinating book, and a great resource for science projects and science fairs:

• Make your own paper

• Create your own halftone image

• Make your own pinhole camera

• Make a telegraph

• Use Morse code

• Make a light fountain

  • Pub date: 15 May 2011
  • ISBN: 9780887764523
  • Imprint: Tundra Books
  • Format: Paperback
  • RRP: $29.99

About the Authors

Alannah Hegedus

Alannah Hegedus was born in Vancouver and moved to Ontario with her husband and their son. She is a librarian and is, herself, very handy and inventive. Kaitlin Rainey is a doctoral student in English and an actress. Bill Slavin has illustrated numerous books of non-fiction, specializing in creating images that inform as well as entertain.

Praise for Bleeps And Blips

““The book is easy to read and understand, contains a great deal of material for research, and is a good resource for doing science projects on communications.””

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