Animal photographs in "What Grabs You at Science North?" by Karl Sommerer, Sudbury Ontario.
Hurricane video footage in MOSI's Field Trip feature by Richard Horodner, The Hurricane Photographer
The paper airplane instructions and renderings in the "Engineer It! at OMSI" field trip from Planes, Jets, & Helicopters: Great Paper Airplanes by John Bringhurst (1994. TAB Books Imprint of McGraw-Hill, Inc. USA).
The "Spaghetti Bridge" experiment from In-Touch Science: Plants & Engineering by Marcia Eames-Sheavly, Doreen Greenstein, Raylene Ludgate, and Dan Tennessen. In-Touch Science (http://www.human.cornell.edu/txa/extension/intouch/html) is funded by the National Science Foundation and Cornell Cooperative Extension.