2016-17 Problem of the Week Calendar

Links to the Packets, suggested Activity Series strategies, 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 X) make it possible for more students to receive free mentoring than is normally possible. This list is updated throughout the year.

* Students can submit to problems any time after they open. However, only solutions submitted before the next problem opens will be considered for inclusion in the posted solutions for the Math Fundamentals, Pre-Algebra, Algebra, Geometry, and Trig/Calc problems.

Teachers with Full Memberships or higher can also view the problems from the 2015-16 academic year.

[ Primary | Math Fundamentals | Pre-Algebra | Algebra | Geometry | Trig/Calc ]

Primary

  Submissions
Open
Problem Mentor
Group
 
  Aug 22 Soccer Madness    
  Sep 5 Trail Mix    
  Sep 19 Trading Card Price Tag    
  Oct 3 Who Has More Apples?    
  Oct 17 Ben's Ice Cream Cone    
  Oct 31 Birthday at the Ballpark    
  Nov 14 Bus Stop    
  Nov 28 It's Showtime!    
  Dec 12 Magic More Machine    
  Dec 26 Making Shapes    
  Jan 16 Pizza Predicament    
  Jan 30 Snow Day!    
  Feb 13 Snow Globes    
  Feb 27 Snowy Footprints    
  Mar 13 The Yard Sale    
  Mar 27 Spin Art    
  Apr 10 Spring Day    
  Apr 24 Rock Garden    
  May 8 Rock Patterns    
  May 22 Seashells by the Seashore    

Summer

  June 5 Up, Up, and Away!    
  Jun 19 What Do I Have in My Bag?    
  Jul 3 Pizza Night    
  Jul 17 The Eagle and the Bear    
  Jul 31 Summer Problem 5    
 

Math Fundamentals

  Submissions
Open
Problem Mentor
Group
Solutions
Posted
  Aug 15 Charlene Goes Shopping   Sep 2
  Aug 29 Mini-Mall Measurements   Sep 16
  Sep 12 Feathers and Fur   Sep 30
  Sep 26 Peanut Butter and Jelly X Oct 14
  Oct 10 Building the Fence X Oct 28
  Oct 24 Horsin' Around X Nov 11
  Nov 7 Miracle Miranda and the Mascot X Nov 25
  Nov 21 Let the Chips Fall...   Dec 9
  Dec 5 Catching Up!   Dec 30
  Dec 19 How Old is Santa Claus?   Jan 13
  Jan 9 Homework-Free Fridays   Jan 27
  Jan 23 Counting Cats and Dogs   Feb 10
  Feb 6 The Big Balloon Blowup   Feb 24
  Feb 20 Jumping Rope   Mar 10
  Mar 6 Dragons and Tigers and Hares, Oh My! X Mar 24
  Mar 20 Crossing the River with Ogres   Apr 7
  Apr 3 Growing Worms   Apr 21
  Apr 17 Birthday Trip   May 5
  May 1 Emmy's Action Figures   May 19
  May 15 I Get a Kick Out of Soccer!   Jun 2

Summer

  May 29 So Many Salmon   Jun 16
  Jun 12 A Dicey Situation   Jun 30
  Jun 26 Eating Grapes   Jul 14
  Jul 10 Filling the Freezer in preview   Jul 28
  Jul 24 Odds vs. Evens in preview   Aug 11
  Aug 7 Summer Problem 6   Aug 25
 

Pre-Algebra

  Submissions
Open
Problem Mentor
Group
Solutions
Posted
  Aug 22 Baking Blackberries   Sep 9
  Sep 5 Symmetry Surprise   Sep 23
  Sep 19 Photo Wall   Oct 7
  Oct 3 Stacking Wood   Oct 21
  Oct 17 Falling Leaves   Nov 4
  Oct 31 San Pedro Babies X Nov 18
  Nov 14 Card Covers   Dec 2
  Nov 28 Happy Thanksgiving   Dec 16
  Dec 12 A Holiday Gift for Grandmother Brown   Jan 8
  Dec 26 Counting Chicken Wings   Jan 20
  Jan 16 Totolospi   Feb 3
  Jan 30 Heavy Hoisting   Feb 17
  Feb 13 Valentine's Day Candy X Mar 3
  Feb 27 Practicing for the Winter Olympics   Mar 17
  Mar 13 Sketchley Names That Negative   Mar 31
  Mar 27 Geo in Jeopardy X Apr 14
  Apr 10 Women's Walkway   Apr 28
  Apr 24 The Scientific Notation Game   May 12
  May 8 Richard's Rides   May 26
  May 22 The World's Largest Popcorn Ball   Jun 9

Summer

  June 5 Top Notch Nose Contest   Jun 23
  Jun 19 Scale Stepping   Jul 7
  Jul 3 Cork Costs   Jun 21
  Jul 17 Measuring Melons   Aug 4
  Jul 31 Summer Problem 5   Aug 18
 

Algebra

  Submissions
Open
Problem Mentor
Group
Solutions
Posted
  Aug 15 Mind Reading   Sep 2
  Aug 29 Eduardo's Equation Challenge   Sep 16
  Sep 12 Are You Ready for Some Football?   Sep 30
  Sep 26 Take Me Out to the Ballgame   Oct 14
  Oct 10 Apple Orchard   Oct 28
  Oct 24 From Here to There   Nov 11
  Nov 7 A Surprising Sequence   Nov 25
  Nov 21 Ration Ratios X Dec 9
  Dec 5 Texting 1, 2, 3   Dec 30
  Dec 19 Are You Positive?   Jan 13
  Jan 9 Line Logic   Jan 27
  Jan 23 Building a Bakery   Feb 10
  Feb 6 What Time Is It?   Feb 24
  Feb 20 Lettuce for Sale   Mar 10
  Mar 6 Triangle Possibilities   Mar 24
  Mar 20 Fraction Action!   Apr 7
  Apr 3 Many or Money?   Apr 21
  Apr 17 Buried Treasure   May 5
  May 1 What's the Point?   May 19
  May 15 Marathon Mitch   Jun 2

Summer

  May 29 Voter Turnout   Jun 16
  Jun 12 To B or Not To B   Jun 30
  Jun 26 Eating Contest   Jul 14
  Jul 10 Pressed for Time in preview   Jul 28
  Jul 24 Field Trip in preview   Aug 11
  Aug 7 Summer Problem 6   Aug 25
 

Geometry

  Submissions
Open
Problem Mentor
Group
Solutions
Posted
  Aug 22 Divided Rectangle   Sep 9
  Sep 5 Triple Tango   Sep 23
  Sep 19 Plane and Simple?   Oct 7
  Oct 3 Triangle in Motion?   Oct 21
  Oct 17 A Minor Problem   Nov 4
  Oct 31 The Shortest Possible Side   Nov 18
  Nov 14 Pythagorean Circles   Dec 2
  Nov 28 Circle Derby   Dec 16
  Dec 12 Making the Biggest Triangle   Jan 8
  Dec 26 Two Rectangles   Jan 20
  Jan 16 Making a Six-Pointed Star   Feb 3
  Jan 30 Snail's Trail   Feb 17
  Feb 13 Is the Fair Fair?   Mar 3
  Feb 27 Trisecting a Square   Mar 17
  Mar 13 Broken Pottery   Mar 31
  Mar 27 Precision Paper Folding   Apr 14
  Apr 10 Whodunnit?   Apr 28
  Apr 24 A Circle Inscribed in an Isosceles Triangle   May 12
  May 8 Seeing Stars   May 26
  May 22 Off on a Tangent   Jun 9

Summer

  June 5 Save the Lake!   Jun 23
  Jun 19 Fix This Picture   Jul 7
  Jul 3 Four Point Puzzle   Jun 21
  Jul 17 Flying High   Aug 4
  Jul 31 Summer Problem 5   Aug 18
 

Trig/Calc

  Submissions
Open
Problem Mentor
Group
Solutions
Posted
  Aug 15 Making Money at the Movies   Sep 2
  Aug 29 Simple Signals   Sep 16
  Sep 12 Additional Signals   Sep 30
  Sep 26 Shipping Packages   Oct 14
  Oct 10 A Sprinkling of Dust   Oct 28
  Oct 24 Tangents and Slopes   Nov 11
  Nov 7 Let the Sunshine In   Nov 25
  Nov 21 Kite Construction   Dec 9
  Dec 5 A Holiday Card   Dec 30
  Dec 19 My Hot Chocolate is Too Hot!   Jan 13
  Jan 9 Five Golden Rings   Jan 27
  Jan 23 Be My Valentine   Feb 10
  Feb 6 How Large is the Yard?   Feb 24
  Feb 20 Coordinateville   Mar 10
  Mar 6 The Oval Braided Rug   Mar 24
  Mar 20 Ellipse Areas   Apr 7
  Apr 3 The Ninja Mission   Apr 21
  Apr 17 Squares Inside Squares   May 5
  May 1 A Problematic Pizza   May 19
  May 15 Another Problematic Pizza   Jun 2

Summer

  May 29 Preparing for the Test   Jun 16
  Jun 12 The Triangle Inside an Angle   Jun 30
  Jun 26 The World's Strongest Man Competition   Jul 14
  Jul 10 Painting the Sine Curve   Jul 28
  Jul 24 The Super-Ultra-Mega-Big Cup in preview   Aug 11
  Aug 7 Summer Problem 6   Aug 25
 

* Students can submit to problems any time after they open. However, only solutions submitted before the next problem opens will be considered for inclusion in the posted solutions for the Math Fundamentals, Pre-Algebra, Algebra, Geometry, and Trig/Calc problems.



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