Category Archives for Geometry

The Blue Marble

This video was produced by the Overview Institute to explain the effect of seeing the Earth from space. From space the Earth is immediately understood to be a tiny, fragile ball of life, hanging in the void, shielded and nourished … Continue reading

14. April 2013 by Leslie
Categories: Geometry, Holidays and Annual Events, Math and Science | Tags: , , , , , | Leave a comment

Foil Prank

Robert Kaplinsky kindly contributed this post.  We think it would make a great April Fools day activity. Check out his site for more great lesson ideas. Watch this movie with your class:   foil_prank The Challenge(s) How much does it cost to … Continue reading

27. March 2013 by Oldmanmarks and Leslie
Categories: Geometry, Holidays and Annual Events, Number Sense | Tags: , , , , , , , , , | Leave a comment

Green, green river

During the St. Patrick’s Day parade in Chicago, the local plumbers union dyes the Chicago River emerald green.  Students learn what PPM (parts per million) means and  attempt to figure out how much dye is used to sufficiently color the … Continue reading

14. March 2013 by Leslie
Categories: Algebra, Data and Probability, Geometry, Holidays and Annual Events, Number Sense | Tags: , , , , , , , , , | Leave a comment

Pi day and more pi activities

Thursday is pi day (3.14) and we have tons of math activities and tasks to engage your students. Check out our pi day post which includes several pi explorations. You might also consider some of these timeless yummymath tasks that let students … Continue reading

12. March 2013 by Leslie
Categories: Algebra, Data and Probability, Geometry, Math and Art, Math and Food, Math and Science, Math and Social Studies, Number Sense | Tags: , , | Leave a comment

Chocolates

Valentine’s Day is here again and that means candies and chocolate.  In this activity students approximate the volume (through finding surface area) of three different pieces of chocolate.  The chocolates are shaped like a heart, a bat (for Halloween) and … Continue reading

13. February 2013 by Leslie
Categories: Geometry, Holidays and Annual Events, Math and Food | Tags: , , , , , , , , , , | Leave a comment

Super Bowl and NFL posts

Use the Super Bowl and Football hype to motivate your students with one of our activities.  Just click on any of the green links to go to that activity & post. 4th down – Use data to analyze whether to … Continue reading

30. January 2013 by Oldmanmarks and Leslie
Categories: Algebra, Data and Probability, Geometry, Holidays and Annual Events, Number Sense, Sports | 1 comment

Timeline towards racial equality

Help students be reminded of the movement towards racial equality as they create one or two time lines.  One time line is about the events and accomplishments of Martin Luther King Jr.  The second timeline is about the progress made … Continue reading

13. January 2013 by Leslie
Categories: Data and Probability, Geometry, Holidays and Annual Events, Math and Social Studies, Number Sense | Tags: , , , , , , , , , , , | Leave a comment

Activities for your pre-Holiday week

We have several great timely activities to use in this last week of school before vacation; Money making holiday movies  Let your students analyze actual holiday movie data. They will round, estimate, compare, calculate percent increase, consider the most appropriate … Continue reading

18. December 2012 by Oldmanmarks and Leslie
Categories: Algebra, Data and Probability, Geometry, Holidays and Annual Events, Math and Food, Math and Science, Movies and Entertainment, Number Sense | Tags: , , , , | Leave a comment

How many feet of lights do I need?

Watch the video of my Xmas tree with your math class.  We didn’t get enough lights for the tree.  How many feet of lights do you think we need in total so that the tree is properly decorated?   How do … Continue reading

13. December 2012 by oldmanmarks
Categories: Geometry, Holidays and Annual Events | Tags: , , , , , , , | Leave a comment

Twinkies

Brian loves Twinkies and the news that Hostess is going out of business has upset him terribly.  He needs his Twinkies. Twinkies last forever.  Right?  He’s going to buy enough for 15 years of Twinkies. In this activity, students examine … Continue reading

01. December 2012 by Leslie
Categories: Data and Probability, Geometry, Math and Food, Math and Science, Number Sense | Tags: , , , , , | Leave a comment

Macy’s Thanksgiving Day parade

Bob Olsen, a 5th/6th grade math teacher from Illinois, sent us this great activity.  Students study a map of the Macy’s Thanksgiving Day parade, describe, measure, hypothesize why this route was chosen and give an equivalent distance route.   Then they … Continue reading

17. November 2012 by Leslie
Categories: Algebra, Geometry, Holidays and Annual Events, Number Sense | Tags: , , , , , , | Leave a comment

Is this possible?

Brian Shoemaker, a Newton, MA mathematics teacher, saw this Dunkin Donuts Mazda traveling down the road.  He wondered if that size coffee cup could really have coffee in it.  Wouldn’t the car rock back on its rear bumper? How much … Continue reading

11. November 2012 by Leslie
Categories: Algebra, Geometry, Math and Food, Number Sense | Tags: , , , , , | Leave a comment

Want the most candy?

Use your student’s Halloween enthusiasm to do a study on volumes.  We’ve created an activity that asks students to calculate the volume of candy containers that are silly and intriguing.  Skip the cone and the sphere to make this activity … Continue reading

23. October 2012 by Leslie
Categories: Geometry, Holidays and Annual Events, Math and Food, Number Sense | Tags: , , , | Leave a comment

Fall hikes

Mt. Washington, NH Fall is a beautiful time of year for hiking. Many students will be walking in the woods and mountains to enjoy the colorful leaves and the cool weather outside.  Let them combine what they are doing with … Continue reading

03. October 2012 by Leslie
Categories: Algebra, Geometry, Math and Science, Number Sense | Tags: , , | Leave a comment

Autumnal Equinox

September 22, 2012 is the Autumnal Equinox.  It is the time of year when the imaginary plane that might pass through the Earth’s Equator would also travel through the center of the Sun.  At this auspicious moment the number of … Continue reading

19. September 2012 by Leslie
Categories: Geometry, Math and Science | Tags: , , , , | Leave a comment

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