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USPS needs help!
Algebra Number Sense Social Studies Current events Probability and Statistics
The U.S. Postal Service has been in the news lately.  Does it seem like your mail takes longer to reach where you have sent it now?  Do you wonder why there are delays and whether things w...
5.NBT 6.NS 4.MD 5.MD 6.RP 6.SP 5.OA 6th 7th 8th HS 5th 4.OA unit ratios trends 7.RP.A 4.NBT USPS

Microns and Masks
Algebra Number Sense Science Social Studies Current events Ratio and Proportion
  How big is one coronavirus? How big is a micron? How well do these masks protect against the virus? What can you observe about the size of particles mentioned? Why are we wearing masks?
5.NBT 4.MD 5.MD 6.RP 6th 7th 8th HS 5th 4th 4.NBT relative sizes Coronavirus micron nanomicron

Star Wars ... the story continues
Number Sense Ratio and Proportion Probability and Statistics
The Rise of Skywalker will open on December 20, 2019.  How much did it cost to make?  How much will it gross? Is the Star Wars phenomena a guarantee for success?  How would you c...
7.NS.3 MP3 5.NBT.5 6.NS.2 6th 7th 8th HS 5th 4th 5.NBT.6 4.OA.3 4.NBT.5 unit pricing 4.OA.2 inflation conflict net profit dollars spent to dollars earned 4.NBT.6

How long will it take you to trick-or-treat?
Number Sense Geometry Holidays
It's Halloween and this is your neighborhood. How long will it take you to trick or treat at every house in your neighborhood? Possible conversation with students: How long will it tak...
problem solving Halloween estimation MP.1 MP.3 MP.7 MP.2 4.MD.2 6th 7th 8th 5th 3rd 4th 4.NBT.4 8.G.8 4.MD.3 4.NBT.5 3.NBT.2 3.NBT

Impress your parents at dinner
Algebra Number Sense
This activity is the first in our series on mental math tricks.  Let your students develop their own individual way of mentally multiplying by 0.5, 5, 50, 500, and so on.  We have a litt...
5.NBT MP7 MP8 mental math 6th 7th 8th HS 5th MP6 4.NBT.B

How many cars are there?
Number Sense Geometry 3-act tasks
Brian came home from work to find that his son had his toy cars organized in a tight parking lot on our front porch. ? Below is a video version of our power point for the activity, whic...
area 5.NBT.5 5th 3rd 4th 4.MD.3 4.NBT.5 3-act task 3.OA.1 array multipication 3.OA.3 3.OA.7 elementary

A gorgeous, glittery card
Number Sense Geometry Holidays Art
     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.   
area 6th 7th 8th 5th 3rd 4th 6.G.A 7.G.A irregular area calculations 3.MD.C 4.NBT.B 5.NBT.B Valentine's Day valentine Mother's day

Pick-a-brick wall at the Lego store
Number Sense Geometry 3-act tasks Probability and Statistics
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 ...
area 5.NBT.5 6th 5th 3rd 4th 4.MD.3 4.NBT.5 3-act task array multipication Lego 3.OA.3 elementary

Flag Art
Number Sense Geometry Social Studies Art Ratio and Proportion
    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...
proportions 6.RP.2 6.RP.3 7.RP.1 7.RP.2 7.G.1 6.RP.1 ratios 5.NBT 6th 7th 8th 5th 4th 5.NF.B 6.RP.A 7.RP.A 4.NBT ratio conversion

Which is the best deal?
Algebra Number Sense Food Ratio and Proportion
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...
5.NBT 6.RP 7.RP 6.EE 6th 7th 5th 4th 4.OA 4.MD.A sale 7.EE.A 4.NBT percent discount savings percent

How Many Donuts is That?
Number Sense Geometry Food Holidays 3-act tasks Probability and Statistics Wow factor
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?  ...
estimation Volume 6.RP.3 7.G.1 reasoning 6.G.1 7.G.6 MP1 MP2 MP3 MP7 6th 7th 5th 4th 5.MD.5 4.MD.3 4.OA.3 4.NBT.5 MP6 6.G.2 3-act task 5.MD.3
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