Do you know that only 200 years ago, the only way that one person could send a message to another person was by letter or messenger? It's hard to imagine now, with our smartphones and computers at our fingertips. From the invention of the telegraph in the 1830s all the way through to the wearable technology of the present day, this book charts the incredible history of telecommunications.
Straightforward text presents the facts and Raff's infographic illustrations demonstrate the science and tell a humorous story. There are hands-on activities, such as using a chocolate bar to demonstrate material consistency and using a balloon to prove gases have weight, to reinforce the learning. A glossary defines density, plasma, vapor, and more essential terms.
Scott and his gang of techno-hackers barely escaped with their lives when they planted the virus that destroyed Virtual Kombat. Now that the game is gone, they think they're finally safe. But VK creator Vince Power's deadly scheme is far from over. Without a virtual world to host it, there's only one place for the brutal fighting and killing to go. VK will be played in the real world, and Scott…
Would you stand in the line of fire? That's exactly what Troy has been doing as a member of super-skilled team SPEAR, taking bullet after bullet to protect the Mayor of Terminus City and his beautiful daughter Pandora. But Troy's abilities might not be as permanent as he thought, and the Judge and his 'freedom fighters' are becoming even more deadly. Particularly suitable for struggling, reluct…
Stranded and alone on the moon, Luna is running out of time … an outer-space survival story for teens. Luna loves living on the moon. She enjoys helping her father – a Moon Miner – on his search for precious minerals and rocks. But when a devastating meteor strike destroys their base, Luna is left stranded alone on the moon. With no shelter and few supplies, she must find a way to s…
One of the coolest things about George Lucas's Star Wars saga is the detail he puts into each character and piece of equipment, whether it's a major Jedi master like Yoda or the small tone activator in a Kaminoan Doorbell. To coincide with the second installment of the prequels, DK and Lucas Books combined into one book Episode II's heroes, villains, strange creatures, battle equipment, and mor…