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 here in Boston?

After almost 50 years of looking for the subatomic particle that could validate our standard model of physics, two teams working at the Large Hedron Collider (LHC) have both concluded the existance of the particle. Familiarize your students with the…

Whoa! I have two fish in my aquarium. Betty, my white goldfish always stays really close to the front wall as she swims towards her food. However, Stripe, my striped goldfish swims diagonally across the tank to the back top…

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 and firewood. After approximating the branch’s length, they calculate how many logs…

Visit this debt clock website and ask students to make some observations, http://www.nationaldebtclocks.org/debtclock/unitedstates What do you see happening on this clock? When will the U. S. hit the next trillion dollars deficit milestone? How fast is the deficit increasing every hour?

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, missing data for averaging, line of best fit, Google Earth, world locations,…

Anchorage, Alaska has received more than 100 inches of snow this winter. The height of the tunnel to people’s homes is getting higher and higher. When they shovel an area, they have to throw the snow practically straight up from…

WojciechSwiderski at the Polish language Wikipedia Happy Valentine’s Day! cardioid.pdf This PDF contains four ways students can draw cardioids for Valentine’s Day.

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 this activity students become familiar with the Euro, practice translating the Euro’s…

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 your student informed and excited about what is happening above our planet…

Mr. Mark’s new little baby can make some amazingly tall streams. Give your class a little chuckle as you introduce them to parabolic motion with this very short analysis of Mr. Mark’s baby’s talent. CCSS: 8.F.5, HSA.CED.2, HSA.REI, HSG.MG.3 Parabolic-pee.pdf…

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, learn a little about the statue’s history, see some amazing old photos…

The Occupy Wall Street (OWS) movement has grown since it began on September 17th. Students can look at charts that show percent mentions of the demonstrations and calculate the percentage of media mentions, percentage of comment growth, and the percentages…

Your students have probably seen these images around and might not know why they are becoming popular for smart phone scanning … and possibly dangerous. Students figure out the number of permutations of symbols that are possible with these 2-d…