Grade Span 3–5

The Beaver Olympics
Based on given predictions, students determine how much time it will take each beaver family to fell trees, and who will be the gold medal winner.

Book Club
Students determine which purchase option is better for the book club selection.

Bridge Building on Lake Champlain
Students determine how many trusses and beams are needed to build a bridge one kilometer long.

Chick-a-dee-dee
Given a pattern, students determine how many sunflower seeds a chickadee would eat on the 10th and 100th day.

Cookie Cutters
Given the size of the dough and cookie cutters, students determine how to use four different shaped cookie cutters.

Dependable Parent Volunteers
Given the fraction of the day each parent volunteers, students determine which parent is spending more time volunteering in the classroom.

Don't Let the Bedbugs Bite
Students determine who gets the most sleep during a week and the common bedtime.

A Fair Snack?
Students conduct an investigation to determine the typical serving of animal crackers for snack time so that everyone will get their fair share.

Fair's Fair?
Given points for a penny toss game (heads/tails), students determine if the point system is fair.

Feverish Freddy
Students determine the fair market value of real estate lots.

Fun Night
Students will show how the space in the gym should be designed for each class participating in a fun night.

Galaxy Araca
Students plan a trip to the Araca solar system and determine which planets to visit, the order and the length of stay. Students also determine how many total Earth hours they will be gone.

Getting Ready
Students plan a schedule for a party for the kindergarten class.

Goodbye Party Fun
Based on a popular block-and-can game, students determine the least amount of blocks for 15 points and cans for 30 points that could be knocked down to reach a given total of points.

Got Milk?
Students determine the best way to buy milk.

Holiday Fair
Students determine how many 25-cent and 50-cent gifts could have been bought with a $2.00 maximum.

Lost Count
Students determine how many chickens and cows are in the barn if the farmer counts 12 heads and 32 feet.

A Lucky Draw
Students determine the combination of blocks and give advice about which game should be played at a class party.

M&M's® Cookie Combos
Given minimum and maximum numbers of M&M's® students determine the different possible combinations of 45 M&M's® for a dozen cookies.

Meddling with the Medals
Students determine which countries should get Olympic medals in which events so that all medals are given out, resulting in three winners for each event with each country winning at least two medals.

Ollie Owl's Food Court
Students decide how much rent the owl should charge each restaurant owner for space in his food court.

Pattern Block Thinking
Students predict the number of sides a pattern block would most likely have when pulled out of a bag.

The Price Is Right, But Are You?
Students play a game to roll the correct number in each digit of the price of a surprise in the box and describe how their decisions were made.

Quarter From the Tooth Fairy
Students determine the coins a tooth fairy might use to pay 25 cents per tooth.

Skating Trip
Students determine how much it will cost to take a school skating trip.

Starring the Washington Monument
Students identify the number of stars in the flags surrounding the Washington Monument.

A Stinky Situation
Students determine the number of pints of tomato juice needed to fill a tub half way for a dog’s bath.

Super Bowl Sunday
Determine the number of games that will have to be played in a single elimination tournament by the time the Super Bowl Champion is crowned.

Taco Spread
Students determine the amount of ingredients to be used in a recipe.

To the Detail
Students determine the exact age of a birthday honoree at the start of the party.

Valentine's Day Cards
Using Origami paper to make Valentine’s Day cards, students determine the number of sheets of nine–inch square paper that is needed.

A Very Fishy Story
Given the number of people fishing and limits for the amount of fish that can be caught, students determine the numbers of fish that can be caught.

Who Owns the Most Land?
Students determine who owns more land and which is the most valuable.

"Planely" a Problem
Given a list of allowable weights, students determine how much luggage and how many people would equal exactly 10,000 pounds.

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