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Curiosity landed on Mars
Curiosity landed on Mars

Keep your students up on what's happening in space while analyzing Curiosity the Mars Rover's speed, the speed of a radio transmission from Mars, and the deceleration involved...

Algebra Number Sense Grades 4–7
What time is it in Cambodia?
What time is it in Cambodia?

I need help! My daughter is traveling in Cambodia and we are supposed to Skype just before her dinner time in Phnom Penh, Cambodia. What time is that...

Algebra Number Sense Grades 4–7
My Facebook IPO investment
My Facebook IPO investment

What is an IPO? Are they always good investments? Students analyze charts and data, learn a little about investing, calculate percent loss (unfortunately), and make some Facebook stock...

Number Sense Math and Social Studies Grades 5–HS
The tallest structure made of Legos
The tallest structure made of Legos

Act One: The world record for the tallest structure made of Legos was set in Seoul, South Korea. Check out this video on youtube! What other questions do...

Number Sense Math and Social Studies Grades 3–6
Storm cleanup
Storm cleanup

This activity could be used as an introduction to trig ratios. Students figure out the approximate length of the huge branch that I have to fell for safety...

Algebra Number Sense Grades 6–HS
Video game download
Video game download

How long will it take me to download the video game? This can be done as a 3 Act Task. To get started simply show the video and...

Algebra Number Sense Grades 4–HS
It sure is cold out ... or is it?
It sure is cold out ... or is it?

Students ponder the relationship between place latitudes and average January temperatures while they try to discover a correlation. Is this a linear or near linear relationship? … averaging,...

Algebra Number Sense Grades 5–HS
Linsanity
Linsanity

Jeremy Lin is the New York Knicks most startling player. His story is exciting in that he graduated from Harvard in 2010 and was not immediately drafted into...

Algebra Number Sense Grades 5–6
Fast Growing Plant
Fast Growing Plant

This activity/post is a little different than our usual posts. We look at a particular math concept and consider how to use context, models and CCSS math practices...

Algebra Number Sense Grades 7–HS
The Euro and the international debt crisis
The Euro and the international debt crisis

Lately the news is filled with talk of the Euro, US foreign debt, the fragility of European monetary systems, and the interdependence of all of these crisis. In...

Algebra Number Sense Grades 5–6
Launch of the next ISS crew
Launch of the next ISS crew

If all goes well, the next crew of the International Space Station (the ISS) will launch on Sunday, Novemeber 13, 2011 from the Baikonur Cosmodrome in Kazakhstan. Keep...

Number Sense Math and Science Grades 3–5
Happy Birthday Statue of Liberty
Happy Birthday Statue of Liberty

Friday is the Statue of Liberty's 125th birthday. Student's can practice scaling with ratios, multiplication factors, or similar figures as they engage in the news of the day,...

Number Sense Math and Social Studies Grades 4–7