Home Back to the Challenge Answer Try These Think About This... Did You Know?Try Another Challenge  
Resources
Figure This!

"New Stars for Old Glory." National Geographic, July 1959.

Olson, A., Mathematics Through Paper Folding. Reston, VA: National Council of Teachers of Mathematics, 1987.

The World Almanac and Book of Facts 2000. Mahwah, NJ: World Almanac Books, 1999.

 

 

Betsy Ross and the American Flag
www.ushistory.org/betsy/flagtale.html

National Geographic Magazine Archives
http://magma.nationalgeographic.com/ngm/data/html/archives.html

     
Home · Back to the Challenge · Answer · Try These · Think About This · Did You Know?
Try Another Challenge · Challenge Index · Math Index · Printing the Challenges · En Español
Family Corner · Teacher Corner · About Figure This! · Purchase the CD
©2004 National Council of Teachers of Mathematics
Web site and CD-ROM design/production
© 1999-2004 KnowNet Construction, Inc.