- Anh's Code - Annie Fetter
Pre-algebra, difficulty level 2. Decode the five mathematical operations symbolized in three equations, then evaluate an expression.
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- Balancing Mobiles - Suzanne Alejandre
Pre-algebra, difficulty level 2. Explore two Laws of Archimedes as you puzzle through a balanced mobile.
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- The Big Picture! - Judy Ann Brown
Pre-algebra, difficulty level 3. A picture is enlarged to four times its area.
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- Boxes of Stationery - Annie Fetter, Suzanne Alejandre
Pre-algebra, difficulty level 3. How many sheets of paper and how many envelopes are in the box of stationery?
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- Building Fences - Judy Ann Brown
Pre-algebra, difficulty level 3. Plan a garden so as to maximize the area surrounded by a 36-yard fence.
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- California Dreaming - Judy Ann Brown
Math Fundamentals, difficulty level 3. Determine the length of time that will be needed to drive from Allentown, Pennsylvania, to Los Angeles, California.
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- Car Rental Quandary - Judy Ann Brown
Pre-algebra, difficulty level 3. Compare the car rental deals using the given information.
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- Club Competition - Suzanne Alejandre
Pre-algebra, difficulty level 2. Determine how many teams the Fibonacci Middle School Math Club can enter in their first competition.
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- Coding Conundrums - Mary DeYoung & class
Pre-algebra, difficulty level 2. Explore encoding and decoding in this cipher puzzle.
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- Coin Count - Roya Salehi and Judy Ann Brown
Pre-algebra, difficulty level 3. Use the given information to determine the number of nickels and dimes in Lisa's bank.
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- Commuting Conundrum - Suzanne Alejandre
Pre-algebra, difficulty level 2. Help Suzanne and Richard decide which train tickets will give them the most value for their dollar.
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- The Complex Apartment Complex - Judy Ann Brown
Pre-algebra, difficulty level 2. Find the number of apartments in a new building if each floor has twice as many apartments as the floor above.
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- Counting Chicken Wings - Annie Fetter, Suzanne Alejandre
Pre-algebra, difficulty level 3. Figure out how many wings are in the Biggest Bucket O' Wings.
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- Count Your Change - Steve Risberg & Terry Trotter
Algebra, difficulty level 3. I have three times as many nickels as dimes in my pocket. If the
number of coins is reversed, by what percent will the value of the
money in my pocket increase?
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- Distance Driving - Judy Ann Brown
Pre-algebra, difficulty level 3. Write an expression that will help you determine how long it will take the car to travel any given number of kilometers.
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- Dividing Daffodils - Suzanne Alejandre
Pre-algebra, difficulty level 4. Help us plant our garden of daffodils.
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- Duke is Missing - Judy Ann Brown
Pre-algebra, difficulty level 3. Duke's head is 6 inches long, his tail is as long as his head plus half the length of his body, and his body is as long as the head and tail combined. How long is Duke?
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- Exploring Area - Judy Ann Brown
Pre-algebra, difficulty level 4. Find information about Pick's theorem and solve an area problem using this method.
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- Falling into Sequences - Judy Ann Brown
Pre-algebra, difficulty level 3. Find the 20th term in a sequence using both a recursive method and an explicit formula.
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- Gearing Up - Suzanne Alejandre
Pre-algebra, difficulty level 3. Think about and explain the relationship between three different-sized gears.
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- The Graduating Class - Judy Ann Brown
Pre-algebra, difficulty level 3. Use the information about students with different grades to determine the number of students in Mrs. Smith's class.
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- Graphs - Suzanne Alejandre, Annie Fetter
Pre-algebra, difficulty level 3. Match the descriptions to the graphs. Explain how to find one of the points on each graph and give the labels for the x- and y-axes.
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- A Holiday Gift for Grandmother Brown - Judy Ann Brown
Pre-algebra, difficulty level 3. Determine the cost of the dishwasher and the contribution from each of five children.
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- How Old is Ms. Nelson? - Judy Ann Brown
Pre-algebra, difficulty level 2. Ms. Nelson claims that she is three times as old as her little sister. However, six years ago she was five times as old as her sister was. How old is Ms. Nelson?
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- It's A Secret - Judy Ann Brown
Pre-algebra, difficulty level 2. In this puzzle, your job is to decode the secret message.
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- Join Us for a Quarter-pound Burger - Suzanne Alejandre
Pre-algebra, difficulty level 2. Work with fractions and percents to help plan this cookout.
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- Kristina's Code - Suzanne Alejandre & Steve Weimar
Algebra, difficulty level 1. Use the four equations that Kristina wrote to figure out her two unknown numbers.
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- Lemonade Fun - Maria Fung and her students
Pre-algebra, difficulty level 2. How many cups of each size lemonade did Jose and Nick sell?
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- Lost in Des Moines - Judy Ann Brown
Pre-algebra, difficulty level 2. Calculate the speed of a car using given information.
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- Lucky Lollipops - Suzanne Alejandre & Maria Fung and her students
Pre-algebra, difficulty level 3. Find the number of lollipops Logan the Leprechaun gives away using his "lucky" method.
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- Membership Boom! - Judy Ann Brown
Pre-algebra, difficulty level 3. Find the number of students involved in the Math Club, and the number of students in the school.
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- Mind Reading - Annie Fetter
Algebra, difficulty level 1. Use variables to show how a number-based "magic trick" works.
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- Mirror Musing - Suzanne Alejandre
Pre-algebra, difficulty level 3. Using the information given in a picture of Hagrid and Baby Norbert, find out how tall each of them is.
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- The Most Appealing Nose Contest - Judy Ann Brown
Pre-algebra, difficulty level 3. Use the given information to determine the amount of money raised for the Humane Society by the Student Council.
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- The Nutty Squirrel - Alice Miller
Pre-algebra, difficulty level 3. How high could a human jump if she could jump with the power of a squirrel?
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- Olympic Temperature - Judy Ann Brown
Pre-algebra, difficulty level 3. Compare the difference in temperatures between Sydney, Australia at 14 degrees Celsius and Swarthmore, Pennsylvania, U.S.A. at 63 degrees Fahrenheit.
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- Operating Diagonally - Suzanne Alejandre
Pre-Algebra, difficulty level 2. Think about the effect of multiplication and addition on the numbers in the hundreds chart.
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- Ostrich Llama Count - Suzanne Alejandre
Pre-algebra, difficulty level 2. Given the combined number of heads and legs of ostriches and llamas, help Raul and Esteban figure out how many ostriches and how many llamas there are.
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- Peeling Potatoes - Terry Trotter
Pre-algebra, difficulty level 2. How many potatoes did Annie and Steve have to peel?
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- Picking a Point - Steve Risberg
Geometry, difficulty level 2. A point is randomly selected from within the rectangle having vertices
at (0,0), (2,0), (2,3) and (0,3). What's the probability that the
x-coordinate of the point will be less than the y-coordinate?
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- Pi Day Treats - Judy Ann Brown
Pre-algebra, difficulty level 3. Help Mrs. Granville and Mrs. Germain plan a Pi Day celebration.
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- Prime Probability - Lisa Lavelle
Pre-algebra, difficulty level 3. Given the expression n^2 - 5, what is the probability that the result is prime for integers between 2 and 12?
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- Quilting Squares - Suzanne Alejandre
Pre-algebra, difficulty level 2. Help with some quick calculations of the amount of fabric needed for this quilt design.
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- Santa's Little Helpers - Judy Ann Brown
Pre-algebra, difficulty level 3. Help Santa to solve the puzzle created by the clever elves.
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- Saturday Bike Ride - Judy Ann Brown
Pre-algebra, difficulty level 2. Now that spring has arrived, Ali and Maya decide to dust off their bikes and go for a Saturday ride. Help find what time they will meet.
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- Seating Arrangements - Judy Ann Brown
Pre-algebra, difficulty level 3. Four new students arrive in Mrs. Brown's homeroom. After a few minutes she turns to them and says, "There are 1680 ways
that you can sit in the empty seats." How many empty seats are there in the room?
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- Seesaw - Suzanne Alejandre
Pre-algebra, difficulty level 3. How did the four friends balance on the seesaw?
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- Shapes Rock - Judy Ann Brown
Pre-algebra, difficulty level 3. Find the number of diagonals in a polygon of 40 sides.
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- Sharing Birthday Cake - Ian Underwood
Pre-algebra, difficulty level 2. Ian and his father have the same birthday, and share a cake based on the ratio of their ages. Determine when Ian will get certain amounts of cake.
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- Spring Garden Planning - Judy Ann Brown
Pre-algebra, difficulty level 4. Find the area as well as the length and width of my fractional garden.
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