vol. 05

Tree-to-Tree Protocol: Build Your Own Backyard Zip Line

» Ultimate
Treehouse
» Electric
Wind Turbine
» Aquatic
Robot Race
» Free HDTV
» Jam Jar Jet
makezine.com
Launch a High-Powered
WATER
ROCKET
———— 100 FEET OR HIGHER! ————
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Electric
Cars
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