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Arizona Math Standard: 4.MD.A.1

Know relative sizes of measurement units within one system of units including km, m, cm; kg, g; lb, oz.; l, ml; hr, min, sec. Within a single system of measurement, express measurements in a larger unit in terms of a smaller unit and in a smaller unit in terms of a larger unit.

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: A Long Movie
Measurement: A Long Movie
What if I told you a movie was a whopping 0.017 long? Could you figure out the unit I’m using? This lesson packs in strange measurements of time as well as tiny decimals.
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
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
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