We usually give our ages in years, but that isn’t very precise is it? In this activity students find their age in days, hours and minutes. First students take two minutes to estimate their age in days, hours and minutes.…

Don’t worry, 13 is a Happy number! Students learn a new function and test whether a number is Happy or Sad. The activity: Friday-the-13th.pdf CCSS: 5.OA, 6.EE, 8.F, MP1, MP7, MP8

36 x 25 = 900 480 x 25 =12,000 924 x 2.5 = 2,310 Can you see any tricks for doing these calculations in your head? The activity: ImpressYourParents-part2.pdf

The GHOST WHISPERER now has a replacement!!!! John Tranter of Transum Mathematics has created the Mythical Mathematical Mind Reader and we’ve updated our activity to accompany the fun.

In this activity students try to figure out how time settings will change as they move from place to place and what variables are involved in the daylight savings time shift. Day length? Latitude?

In this activity student try to redistrict our pretend state in order to preserve the overall state’s leanings in its new districting plan. Then students redistrict the same state in a way that insures that the minority party will win the next election.

To win in Olympic swimming, contestants have to be incredibly fit and have marvelous endurance and technique. Do they also need to consider the science of their motions and their equipment? Could your swimsuit, swim cap and goggles be holding…

Here in the Northeast, flowers are blooming and trees are leafing out. We thought the creation of a tree that grows before your eyes might be akin to what is going on all around us. What do you see that…

Passover will begin this year at sundown on Saturday, March 27th. Jewish families will gather to commemorate the exodus of the Children of Israel from slavery in Egypt. The celebration begins with a traditional meal, the Seder, where the story of…

In this 3-act activity, students need to invent a different way to measure the powdered chocolate than what the instructions dictate. How many 1/4th teaspoonsfuls of powder = 2 teaspoons? How many 1/8th teaspoons = 2 teaspoons? General rule?

The date of the Presidential Inauguration this year can be written in an interesting way. What do you notice? What do you wonder? Do you think that this happens often in a year?