National Geographic Forces of Nature CD-ROM Set  

From lightning to locusts, fires to floods, increase your understanding of the planet's raw power with Forces of Nature on CD-ROM. Packed with a wealth of interactive multimedia features, this software program is designed to astound while explaining the complexities of natural forces at work on planet Earth. Includes: text and graphics ready for printing and copying; hundreds of high-resolution, full-screen videos and photos; speedy text-search options; a host of virtual experiments and simulations illustrating various natural phenomena.