2009-10 Problem of the Week Calendar

Links to the Packets, Activity Series, and Online Resources (and more!) are available from the individual problem page (linked from the titles below). Access to the problems is restricted to users who have subscribed to one of our membership services. More information is available on our Pricing Guide.

Mentor groups (indicated by ) make it possible for more students to receive free mentoring than is normally possible.

If you have a Class Membership or higher, you can view all of last year's problems.

Math Fundamentals
	Start Date	Problem	Mentor Group	Submissions Close	Revisions Close
	August 31	Pooling Tips		September 13	September 17
	September 14	Heidi's Hometown		September 27	October 1
	September 28	Greta's Garden		October 11	October 15
	October 12	Buy the Numbers		October 25	October 29
	October 26	Jason's Piggy Bank		November 8	November 12
	November 9	Sundaes		November 22	November 26
	November 23	Problem 7		December 6	December 10
Pre-Algebra
	Start Date	Problem	Mentor Group	Submissions Close	Revisions Close
	August 24	The Oracle's Oration		September 6	September 10
	September 7	At Least a Mile		September 20	September 24
	September 21	Kaytee's Contest		October 4	October 8
	October 5	Watch Where You Step!		October 18	October 22
	October 19	Birthday Line Up		November 1	November 5
	November 2	Chirp! Chirp!		November 15	November 19
	November 16	Problem 7		November 29	December 3
Algebra
	Start Date	Problem	Mentor Group	Submissions Close	Revisions Close
	August 31	Mind Reading		September 13	September 17
	September 14	Eduardo's Equation Challenge		September 27	October 1
	September 28	Are You Ready for Some Football?		October 11	October 15
	October 12	Take Me Out to the Ballgame		October 25	October 29
	October 26	Apple Orchard		November 8	November 12
	November 9	From Here to There		November 22	November 26
	November 23	Problem 7		December 6	December 10
Geometry
	Start Date	Problem	Mentor Group	Submissions Close	Revisions Close
	August 24	Visiting Friends		September 6	September 10
	September 7	What's the Angle?		September 20	September 24
	September 21	Congruent Rectangles		October 4	October 8
	October 5	Plane and Simple?		October 18	October 22
	October 19	The Folding Ruler		November 1	November 5
	November 2	Well, Well, Well		November 15	November 19
	November 16	Problem 7		November 29	December 3