### tags:4.NBT,4.NBT.1,4.NBT.2,4.NBT.3,4.NBT.4,4.NBT.5

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#### A gorgeous, glittery card

Uh oh!  How do you find the area of a heart? Get your students to help you calculate how many sequins you'll need to order for this class project.

#### Pick-a-brick wall at the Lego store

There are walls at the Lego stores that are filled with individual Lego parts.  You can fill a bucket and pick out exactly what you need. Use this activity to get your students ...

#### Flag Art

A little ratio art might be a fun way to get ready for the upcoming Memorial Day holiday. In this activity (Flags) students measure; create whole number ratios for the official U.S. flag; decide h...

#### Which is the best deal?

How do you calculate and justify which deal is a better savings?  By dollars saved?  By percent saved? By some other measure? Looking at 4 different deals, students will need to...

#### How Many Donuts is That?

Act One:  Take a look at the first picture (Krispy-Kreme-photos). What is the first question that comes to mind? How many donuts is that?  What information would be useful?  ...

#### Raising the bar

Recovery of the treasure from the 1941 sinking of the S.S. Gairsoppa was recently completed and a huge amount of silver was brought up from the ocean floor.  Let your students get a fe...