Cambridge Springs Public Library

How do transistors control electric current? How are they used in our electronic devices? Discover how transistors were developed, how different types act differently, and explore where transistors may be taking technology in the future!

"Life was better in the old days. Or was it? That's the question Greg Heffley is asking as his town voluntarily unplugs and goes electronics-free. But modern life has its conveniences, and Greg isn't cut out for an old-fashioned world. With tension building inside and outside the Heffley home, will Greg find a way to survive?"--