2017-18 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.

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, and Geometry problems.

Teachers with Full Memberships or higher can also view the problems from the 2016-17 academic year.

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

-- >

Primary

  Submissions
Open
Problem Mentor
Group
 
 
  Aug 14 A Game of Dice    
  Aug 28 Playing Cards    
  Sep 11 At the Fair    
  Sep 25 Color Competition    
  Oct 9 Making Sandwiches    
  Oct 23 Building a Fence    
  Nov 6 Pretzel Riddle    
  Nov 20 At the Grocery Store    
  Dec 4 Getting Allowance    
  Dec 18 Laying Carpet    
  Jan 8 Prize Box    
  Jan 22 Puppies for Sale    
  Feb 5 Letter to Grandma    
  Feb 19 Saul's Cupcakes    
  Mar 5 Snack Time!    
  Mar 19 A Trip to the Ballpark    
  Apr 2 Pocket Money    
  Apr 16 Making Cookies    
  Apr 30 Recycling    
  May 14 Problem 20    
 

Math Fundamentals

  Submissions
Open
Problem Mentor
Group
Solutions
Posted
 
  Aug 21 Sharing Birthdays   Sep 8
  Sep 4 Chime Time   Sep 22
  Sep 18 Sports Weigh In   Oct 6
  Oct 2 A Pound of Tea Oct 20
  Oct 16 Apple Inventory Nov 3
  Oct 30 Subway Tokens Nov 17
  Nov 13 Trapezoid Teatime Dec 1
  Nov 27 Zoo Train   Dec 15
  Dec 11 Four Playful Mathematicians   Jan 5
  Jan 1 Fish in a Barrel   Jan 19
  Jan 15 Assembly Seating   Feb 2
  Jan 29 Nuts in a Bowl   Feb 16
  Feb 12 Pauline the Plumber   Mar 2
  Feb 26 California Dreaming   Mar 16
  Mar 12 Alien Operations   Mar 30
  Mar 26 Choosy Chooser's Choices   Apr 13
  Apr 9 Lawn-Mowing Chore   Apr 27
  Apr 23 Birds in Trees   May 11
  May 7 Problem 19   May 25
  May 21 Problem 20   Jun 8
 

Pre-Algebra

  Submissions
Open
Problem Mentor
Group
Solutions
Posted
 
  Aug 14 At Least a Mile   Sep 1
  Aug 28 Cork Costs   Sep 15
  Sep 11 Buying Cola   Sep 29
  Sep 25 Downloading Duel   Oct 13
  Oct 9 Apple Picking   Oct 27
  Oct 23 Pumpkin Carving for Charity   Nov 10
  Nov 6 Peeling Potatoes   Nov 24
  Nov 20 A Cranberry Craving   Dec 8
  Dec 4 Eight Squares on a Table   Dec 22
  Dec 18 A Snowy Driveway   Jan 12
  Jan 8 Which Coupon Is Better?   Jan 26
  Jan 22 Anjelica's Very Odd Magic Sweater   Feb 9
  Feb 5 Gearing Up   Feb 23
  Feb 19 Shortcut Savings   Mar 9
  Mar 5 Boxes of Stationery   Mar 23
  Mar 19 Ostrich Llama Count   Apr 6
  Apr 2 Kaytee's Contest   Apr 20
  Apr 16 Accounting for Age   May 4
  Apr 30 Divisible by a Dozen   May 18
  May 14 Problem 20   Jun 1
 

Algebra

  Submissions
Open
Problem Mentor
Group
Solutions
Posted
 
  Aug 21 My Three Dogs   Sep 8
  Sep 4 Calendar Calculations   Sep 22
  Sep 18 Kristina's Code   Oct 6
  Oct 2 Baffling Brother   Oct 20
  Oct 16 What's the Difference?   Nov 3
  Oct 30 Splash!   Nov 17
  Nov 13 Dinner at Pepe's   Dec 1
  Nov 27 Time Trial Triumphs   Dec 15
  Dec 11 Heating the Tub   Jan 5
  Jan 1 To B or Not To B   Jan 19
  Jan 15 Sierpinski Stages   Feb 2
  Jan 29 Battle of the Bands  Feb 16
  Feb 12 Math Club Mystery   Mar 2
  Feb 26 Johnny's Orchards   Mar 16
  Mar 12 Splitting a Square   Mar 30
  Mar 26 What's the Temperature?   Apr 13
  Apr 9 Boxes of Cereal   Apr 27
  Apr 23 Cheap Sunglasses   May 11
  May 7 Problem 19   May 25
  May 21 Problem 20   Jun 8
 

Geometry

  Submissions
Open
Problem Mentor
Group
Solutions
Posted
 
  Aug 14 Visiting Friends   Sep 1
  Aug 28 What's the Angle?   Sep 15
  Sep 11 Congruent Rectangles   Sep 29
  Sep 25 The Folding Ruler   Oct 13
  Oct 9 Square Segments   Oct 27
  Oct 23 Well, Well, Well   Nov 10
  Nov 6 Ants Marching   Nov 24
  Nov 20 Dendrochronology   Dec 8
  Dec 4 Similar Perimeter   Dec 22
  Dec 18 Arranging Rectangles   Jan 12
  Jan 8 How Long is the Base?   Jan 26
  Jan 22 Trisecting a Square   Feb 9
  Feb 5 Voulez Vous des Voussoirs?   Feb 23
  Feb 19 Four Point Puzzle   Mar 9
  Mar 5 A Picturesque Pythagorean Proof   Mar 23
  Mar 19 Triangle Transformation   Apr 6
  Apr 2 Square in a Right Triangle  Apr 20
  Apr 16 A Carpenter's Trisection   May 4
  Apr 30 Field of View   May 18
  May 14 Problem 20   Jun 1
 

Trig/Calc

  Submissions
Open
Problem Mentor
Group
Solutions
Posted
 
  Aug 21 Preparing for the Test   Sep 8
  Sep 4 Find the Function   Sep 22
  Sep 18 Is It a Midpoint?   Oct 6
  Oct 2 Up, Up, and Away (Part 1)   Oct 20
  Oct 16 Up, Up, and Away (Part 2)   Nov 3
  Oct 30 Can You Prove It?   Nov 17
  Nov 13 George's Gutters   Dec 1
  Nov 27 Skiing in Vermont   Dec 15
  Dec 11 Pie Puzzler   Jan 5
  Jan 1 A Rhyming Riddle   Jan 19
  Jan 15 Stonybrooke River Bridge   Feb 2
  Jan 29 The Growing Snowflake   Feb 16
  Feb 12 Adventure Airlines   Mar 2
  Feb 26 The Suspension Bridge   Mar 16
  Mar 12 Time to Make the Doughnuts   Mar 30
  Mar 26 Let Me Guess Your Number   Apr 13
  Apr 9 The Indoor Driving Range   Apr 27
  Apr 23 That's a Lot of Rock!   May 11
  May 7 Problem 19   May 25
  May 21 Problem 20   Jun 8
 

* 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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