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[Grade 5 Chapter 13 Math World]

Area and Volume Around the World

Internet Links

Following are links to Internet resources that can be used to support instruction of the Math World feature for this chapter.

Science News Online: Cracking Kepler's sphere-packing problem
This article from Ivars Peterson's Math Trek feature at the Science News Online site reported the publication of mathematical proofs that resolve the sphere-packing problem, also known as The Kepler Conjecture and includes Internet references.
http://www.sciencenews.org/sn_arc98/8_15_98/Fob7.htm

"P" Units
This site is a measurement conversion calculator with many different units that you've never seen before. This is a commercial site by Entisoft, a software company. Find the pace and compare it with other units for measuring length.
http://www.entisoft.com/ESUnits/Units_P.HTM


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