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Total solar eclipse - apparent sizes
Algebra Geometry Math and Science Current events Ratio and Proportion
  Where will the eclipse be seen?  What if you are not in the path of totality?  Total solar eclipse?  What is apparent size?  How can the moon seem to cover the sun complete...
6.RP.3 7.RP.2 7.G.1 trigonometry 7.G MP2 MP3 HS HSG HSG-SRT.C.8 HSF 7.RP.A HSG.SRT.D.11 total eclipse annular eclipse angular diameter apparent diameter HSG.SRT.C.6 geometry Solar geometry distance

Giant iceberg breaks off from Antarctica
Math and Science Current events Ratio and Proportion Data and probability
The crack in Antarctica's Larson C ice shelf has been growing for years.  Has the speed of the rift's growth stayed about the same? increased? decreased?  Do the math and discuss the...
MP1 MP2 8.F 6th 7th 8th HS HSF 6.RP.A 7.RP.A climate change Antarctica iceberg weather extremes Unit rate

Drinks at the Fair
Algebra Math and Food Ratio and Proportion
At the amusement park, our friend, Jason, was intrigued with this sign for drink deals. He and his family come often to the park and, during the summer when it is hot, naturally drink a lot. Whi...
Data and Probability 8.F.5 7.EE.3 7.EE.4 7.NS.3 HSA-CED.A.2 8.F.2 7th 8th HS HSA.REI.C.6 MP4 HSA.REI.D data analysis finding equations inequality

Fireworks on your calculator
Algebra Geometry Holidays and Annual Events Math and Art
    Let your students experiment with their graphing calculators to create a nice fireworks display?  We've written a brief activity that questions students about manipula...
HSA-SSE HSF-IF 8th HS quadratic 4th of July graphing parabola

Saving Water Bottles
Algebra Math and Science Math and Social Studies
In my grocery store they now have these new water bottle refilling stations. You can simply refill your own container with water instead of buying a six-pack of bottled water....
Data and Probability 8.SP.3 HSS-ID.B.6 8.F.4 HSF-LE.A.2 8th HS HSS.ID.C.7 8.SP2 sustainability solving equations graphing linear graphing

Fidget spinners - fad or lasting trend?
Current events Data and probability
Do you recognize what these are? Are you noticing students with these gadgets? Is this a forever toy or just the newest thing? Can you tell by looking at trend charts of Google searches h...
6.SP MP.4 6th 7th 8th HS HSM interpreting charts 6.EE.C studying trends data analysis

A gorgeous, glittery card
Number Sense Geometry Holidays and Annual Events Math and 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

Measuring sea level
Algebra Number Sense Geometry Math and Science Ratio and Proportion Data and probability
What does this gizmo do? We've given students a diagram of what the interior of this mechanism contains and asked them to try to decide what its purpose must be. Then we've...
line of best fit rate of change 6.RP.3 7.RP.1 HSF-IF.B.6 MP8 6th 7th 8th HS HSS.ID.C.7 8.F.B.4 climate change Sea level rise create equations ocean topology Australian topology 8.EE.B.5

Giant iceberg
Number Sense Geometry Math and Science Ratio and Proportion Data and probability
Ferryland, Newfoundland. JODY MARTIN / REUTERS Over the past Easter weekend this giant iceberg drifted passed Ferryland, Newfoundland.  Its hard to tell how large it actually is but...
Volume 6.RP.3 7.G.1 5.MD 6.G 7.G 6th 7th 8th HS 5th 5.MD.5 HSG-MG.A.1 MP5 6.G.2 climate change 7.G.5 estimation

April's calf was born!
Algebra Number Sense Math and Science Ratio and Proportion
At about 10:00 am, April 15th, April's calf was born.  Everyone will be talking about it and smiling constantly. Here's some fun math stuff to bring with you for Holiday gatherings.
Data and Probability proportion ratio rate 6.RP.2 6.RP.3 6.RP.1 7.RP.3 6th 7th 8th 5th Unit rate
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