College of Liberal Arts & Sciences
3D40.65 - Bull-Roarer
Make sure that good quality string or wire is used for the Bullroarer so that there is no danger of it flying off when whirled overhead.
- Kaye M. Elsner, "The Australian Bullroarer", TPT, Vol. 32, # 4, Apr. 1994, p. 236.
- R. D. Edge, "A Paper Wave to Explain the Doppler Shift", TPT, Vol. 25, # 6, Sept. 1987, p. 400.
- S-143: Richard Manliffe Sutton, Demonstration Experiments in Physics.
- Carson I. A. Ritchie, "Bull-Roarer", Making Scientific Toys, p. 56.
- Jearl Walker, "3.81, Australian Bullroarer", The Flying Circus of Physics Ed. 2, p. 177.
- Cash, Parker, and Taylor, "Make a Bull-Roarer", 175 More Science Experiments, p. 31.
- "The Bull Roarer", PIRA News, Vol. 8, No. 2, p. 14.
- Brown, Science for You - 112 Illustrated Experiments, p. 56.
- Joey Green, "Sonic Blaster", The Mad Scientist Handbook, Vol. 2, p. 95.
Disclaimer: These demonstrations are provided only for illustrative use by persons affiliated with The University of Iowa and only under the direction of a trained instructor or physicist. The University of Iowa is not responsible for demonstrations performed by those using their own equipment or who choose to use this reference material for their own purpose. The demonstrations included here are within the public domain and can be found in materials contained in libraries, bookstores, and through electronic sources. Performing all or any portion of any of these demonstrations, with or without revisions not depicted here entails inherent risks. These risks include, without limitation, bodily injury (and possibly death), including risks to health that may be temporary or permanent and that may exacerbate a pre-existing medical condition; and property loss or damage. Anyone performing any part of these demonstrations, even with revisions, knowingly and voluntarily assumes all risks associated with them.