"Warplanes have only been around for about 100 years. How have they changed from biplanes and triplanes to jets that fly faster than the speed of sound? Learn about fighter planes that are invisible to radar and bombers that can destroy whole cities"--
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"Warplanes have only been around for about 100 years. How have they changed from biplanes and triplanes to jets that fly faster than the speed of sound? Learn about fighter planes that are invisible to radar and bombers that can destroy whole cities"--
Read Less
