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Arizona Math Standard: 4.MD.A.2

Use the four operations to solve word problems and problems in real-world context involving distances, intervals of time (hr, min, sec), liquid volumes, masses of objects, and money, including decimals and problems involving fractions with like denominators, and problems that require expressing measurements given in a larger unit in terms of a smaller unit. Represent measurement quantities using a variety of representations, including number lines that feature a measurement scale.

Polar Weather Report
Polar Weather Report
The North Pole hits -40°. The South Pole hits -60°. Calculate the averages, graph the data, and deliver your polar weather report.
Gr 1, 2, 3, 6, 7
The Heaviest Pumpkin
The Heaviest Pumpkin
How heavy is the world’s heaviest pumpkin when measured in Mr. Byrds?
Gr 1, 2, 3, 4, 5, 6, 8
An Olympic Sized Pool and Jet Fuel (Episode 3)
An Olympic Sized Pool and Jet Fuel (Episode 3)
How many times could you fill up a jet plane using the fuel that would fit in an olympic-sized pool?
Gr 3-8
An Olympic Sized Pool and Lots of Pasta (Episode 2)
An Olympic Sized Pool and Lots of Pasta (Episode 2)
How many pounds of pasta could you cook using the water in an olympic-sized pool?
Gr 3-7
An Olympic Sized Pool and 2 Liter Bottles (Episode 1)
An Olympic Sized Pool and 2 Liter Bottles (Episode 1)
How many 2 liter bottles could you fill up using the water in an olympic-sized pool?
Gr 3-8
Special Gifts with Special Requirements
Special Gifts with Special Requirements
Your special friends sure have some unique gift needs!
Gr 1-8
Mow A Lawn
Mow A Lawn
How long would it take to mow a very large lawn with a push-mower?
Gr 1-7
Measurement: An Elephant
Measurement: An Elephant
What if I told you that an elephant weighed a back-breaking 176,000? Could you figure out the unit I’m using? But… how many corgis would that be?
Gr 3-8
Measurement: How Big is this Bathtub?
Measurement: How Big is this Bathtub?
So, if I told you a bathtub holds 640 of water, which unit would make the most sense?
Gr 3-8
Measurement: How Old Is Mr. Byrd?
Measurement: How Old Is Mr. Byrd?
What if I told you that I’m 341,640 old? Could you figure out what unit I’m using? Hint: it’s not years!
Gr 3-8
Disneyland Parking Structure Math Project
Disneyland Parking Structure Math Project
Your students will use estimation strategies to figure out how many parking spots are there in the parking structure at Disneyland? And you bet I reveal the real answer!
Gr 2, 3, 4, 5, 7, 8
Finding The Volume of Laptops
Finding The Volume of Laptops
How has the volume of laptops changed over time? You know you want to check out how huge those first versions were!
Gr 1, 2, 4, 5, 6, 7
What Does it Cost to Fill a Car with Other Liquids
What Does it Cost to Fill a Car with Other Liquids
Is gas actually that expensive? What if we filled a car up with… orange juice?
Gr 2-8
A Caffeine Investigation – Part 1
A Caffeine Investigation – Part 1
So… just how much caffeine can you have before you end up in the ER?
Gr 1, 2, 3, 6, 7
Percents and Credit Cards
Percents and Credit Cards
Let’s buy something expensive with a credit card and then make only the minumum payments!
Gr 2, 4, 5, 6, 7
Exploring Circumference With Famous Circles
Exploring Circumference With Famous Circles
Let’s find how the diameter and circumference of famous circles are related.
Gr 1, 2, 3, 6, 7, 8
How Many Students Can Fit On The Playground?
How Many Students Can Fit On The Playground?
So… just how many kids could we cram onto the playground?
Gr 1, 2, 3, 4, 6, 7, 8
A Nutrition-Based Math Project
A Nutrition-Based Math Project
Let’s create a parody ad attacking a surprisingly calorie-rich meal.
Gr 3, 4, 6, 7, 8
Furnishing A Hotel
Furnishing A Hotel
Design and furnish hotel rooms on a budget. Real math, real constraints, real decisions. Then pitch your hotel to investors.
Gr 2, 3, 4, 5, 7
Math Project: What If I Bought Apple Stock Instead?
Math Project: What If I Bought Apple Stock Instead?
What if you had an original iPod and sold it compared to if you had bought the equivalent amount of Apple stock and sold that?
Gr 2-7