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Browse all
Elementary
Problems
Elementary
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Browse all Elementary Problems of the Week
Participation in the Elementary Problems of the
Week allows teachers and students to address the
NCTM
Problem Solving Standard for Grades 3-5, enabling students to
build new mathematical knowledge through problem solving; solve problems
that arise in mathematics and in other contexts; apply and adapt a
variety of appropriate strategies to solve problems; and monitor and
reflect on the process of mathematical problem solving.
For background information elsewhere on our site, explore the
Elementary area of
the Ask Dr. Math archives, our Elementary
Student Center, and our Elementary
Level Teachers' Place.
Access to these problems requires a Membership.
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School, Who Has Time?
- Lisa Lavelle (old remembered puzzle)
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Math Fundamentals, difficulty level 3. Given all the time we spend doing other things, how do we have time for school?
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Seasonal Probability
- Lisa Lavelle
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Math Fundamentals, difficulty level 2. Calculate the probability that your birthday falls in a particular season of the year.
... more>>
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Set a Date
- Lisa Lavelle (with help from Judy Ann Brown)
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Math Fundamentals, difficulty level 3. Explore an interesting detail about a given date, and find six more dates with the same quality.
... more>>
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Something Fishy
- Basden's 8th Hour MathDogs
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Math Fundamentals, difficulty level 3. Find the maximum number of goldfish and koi for the schoolyard garden pond.
... more>>
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Special Stars
- Lisa Lavelle
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Math Fundamentals, difficulty level 2. Calculate the number of pipe cleaners Leah used to create a Star of David chain.
... more>>
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Speeders, Beware!
- Stephen Maurer (and Chief Brian Craig)
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Elementary, difficulty level 4. Evaluate the method the Swarthmore Borough Police Department uses for catching speeders.
... more>>
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Splish Splash
- Lisa Lavelle
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Math Fundamentals, difficulty level 3. Determine the ratio of my volume to T.J.'s volume.
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Sprinkler Spray
- Lisa Lavelle
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Math Fundamentals, difficulty level 4. Compare the radii of three sprinklers in Lily's garden.
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Stained Glass Window
- Jackson First Year Algebra Class
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Elementary, difficulty level 5. Find the size of a stained glass window for my front door.
... more>>
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Summer at Sweet Tooth
- Ross Shelter & Carrie Shankweiler
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Math Fundamentals, difficulty level 2. Calculate Kate's earnings during her summer waitressing job.
... more>>
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Summer Shoe Leftovers
- Teaching the Young Learner Group
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Math Fundamentals, difficulty level 4. Determine which of the leftover shoes might satisfy three shoppers' needs.
... more>>
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The Sum of Four Numbers
- Lisa Lavelle
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Math Fundamentals, difficulty level 1. Determine the truth about four numbers, given some information about their sum.
... more>>
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Super Deal Salsa
- Lisa Lavelle
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Math Fundamentals, difficulty level 2. Determine how much money was saved by buying salsa in bulk.
... more>>
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Tatianna and the Troll
- Terry Trotter, revised
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Elementary, difficulty level 3. Tatianna tests the troll... and neither loses nor gains.
... more>>
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Team Tag
- Corinne MacPherson (adapted from Faces of Mathematics by A. Wayne Roberts)
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Elementary, difficulty level 3. In the game of Team Tag, each kid (excluding Allison) earned a different number of points. How many points did Allison's teammate Jenny earn?
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Timber!!!
- Lisa and Judy Gardner
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Math Fundamentals, difficulty level 3. Determine the lengths of two pieces of a damaged redwood tree.
... more>>
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Tourists in Turkey
- Arda Antikacioglu
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Elementary, difficulty level 4. Analyze tourism data from Turkey to discover how many people visited specific areas of the country last year.
... more>>
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Tricky Triangles
- Lisa Lavelle
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Elementary, difficulty level 3. Arrange six toothpicks to create special triangles.
... more>>
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True Lies
- Lisa Lavelle
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Elementary, difficulty level 2. Test your logic skills with a citizen of the City of Truth. Or is it the City of Lies?
... more>>
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The Twelve Percents of Christmas
- Lisa Lavelle
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Math Fundamentals, difficulty level 2. Calculate the percentages of the total gifts received on each of the twelve days of Christmas.
... more>>
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The Twelve What of Christmas??
- Lisa Lavelle
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Math Fundamentals, difficulty level 4. Have fun with mathematics definitions in this play on a famous holiday song.
... more>>
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A Very Special Number
- Lisa Lavelle
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Elementary, difficulty level 2. Find a number with some interesting divisibility properties - can you put them all together?
... more>>
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Video Trading
- Joyce Hoellein & Class
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Math Fundamentals, difficulty level 2. Determine the number of trades necessary for each of the 4-H members to see each of the video tapes.
... more>>
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Video Viewing
- Lisa Lavelle
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Math Fundamentals, difficulty level 3. Just how much television will Frank and Lisa watch?
... more>>
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Volunteering at the Food Bank
- Abby Martin
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Math Fundamentals, difficulty level 2. Calculate the number of volunteer hours needed to keep a food bank in operation.
... more>>
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Water Fun?
- Lisa Lavelle
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Math Fundamentals, difficulty level 3. Determine how long it would take for a 30-gallon water heater to empty.
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Water Park Adventure
- Leon Roland & class
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Math Fundamentals, difficulty level 2. How much does each member of the class need to earn to fund the field trip?
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What a Move!
- Lisa Lavelle
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Math Fundamentals, difficulty level 3. Determine the number of hours it took the movers to move the Lavelles to their new home, as well as the number of man-hours.
... more>>
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What Was That Score?
- Lisa Lavelle
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Math Fundamentals, difficulty level 2. Determine the football (not soccer!) score.
... more>>
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Wordy Problems
- Lisa Lavelle
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Elementary, difficulty level 4. Convert these word addition problems into numbers.
... more>>
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Zero Dates
- Stephen Maurer
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Math Fundamentals, difficulty level 2. Travel in time to think about dates with zeros.
... more>>
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