### Volume 6, Number 24

 ``` 11 June 2001 Vol. 6, No. 24 THE MATH FORUM INTERNET NEWS I-MATH - C. Sanders | Open Problems - Jeff Erickson Escher Web Sketch - Hardaker and Chapuis I-MATH - Cathleen V. Sanders http://www.k12.hi.us/~mathappl/imwelcome.htm I-MATH is an online professional development course for teachers that was offered during the 2000 - 2001 school year. The goal of the course, which may be offered again next year, is to assist teachers in integrating technology and the NCTM Standards into their teaching. I-MATH was created by Cathi Sanders, of the Punahou School, in Honolulu, Hawaii. Teachers' Projects with samples of student work: - Dina Vento 6th grade Math http://www.k12.hi.us/~mathappl/dina.htm - Mushtaq Syed Ikramullah Special Education Mathematics Grades 9-12 http://www.k12.hi.us/~mathappl/Mushtaq.htm - Kerry Kawamura Technical Math http://www.k12.hi.us/~mathappl/kerry.htm - Lori Nakashima High School Math http://www.k12.hi.us/~mathappl/lori.htm - Michael Jaros Calculus and Plane Geometry http://www.k12.hi.us/~mathappl/mike.htm - Melissa Speetjens Middle School Math http://www.k12.hi.us/~mathappl/melissa.htm -|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|- OPEN PROBLEMS - Jeff Erickson http://compgeom.cs.uiuc.edu/~jeffe/open/open.html Open problems, mostly in geometry, including folding, combinatorial and algorithmic problems. Contents include: - Existence Problems: Does Object X exist? - Combinatorial Problems: How complex is Object X? - Algorithmic Problems: How fast can Problem X be solved? - Other People's Problems - Recommended Books -|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|- ESCHER WEB SKETCH - Wes Hardaker and Gervais Chapuis http://www-sphys.unil.ch/escher/ The Escher Web Sketch Java applet allows you to draw repeating patterns. Beyond documentation on how to use the applet, the site features a pattern archive, the author's favorite patterns, a link to download Escher Web Sketch, the program's source code, and crystallographically interesting aspects illustrated by the software. Archive of saved images from the Escher Web Sketch applet http://www-sphys.unil.ch/escher/scanSaved.cgi Author's Favorites http://www-sphys.unil.ch/escher/scanSaved.cgi?favorites -|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|-\-/-|- CHECK OUT OUR WEB SITE: The Math Forum http://mathforum.org/ Ask Dr. Math http://mathforum.org/dr.math/ Problems of the Week http://mathforum.org/pow/ Mathematics Library http://mathforum.org/library/ Teacher2Teacher http://mathforum.org/t2t/ Discussion Groups http://mathforum.org/discussions/ Join the Math Forum http://mathforum.org/join.forum.html Send comments to the Math Forum Internet Newsletter editors _o \o_ __| \ / |__ o _ o/ \o/ __|- __/ \__/o \o | o/ o/__/ /\ /| | \ \ / \ / \ /o\ / \ / \ / | / \ / \ ```