Randi Klassen

22 Flips | 7 Magazines | @randiklassen | Keep up with Randi Klassen on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Randi Klassen”

Can Focus On 'Grit' Work In School Cultures That Reward Grades?

"It's a very, I think, American idea in some ways — really pursuing something against all odds," she says.<p>Duckworth says her research shows grit is …

Myths about how the brain works have no place in the classroom | Dr Hilary Leevers

There is a shortage of rigorous research into teaching methods, and results are poorly disseminated among teachers<p>Are you left-brained or right-brained? Are you more creative or rational? You can find out easily enough – there are myriad online tests that will help you find your dominant hemisphere.<p>…

Flipping the classroom; publicatie in het Schooljournaal

Onze ‘eigen’ Arco de Bonte over het concept ‘Flipping the classroom’ waarbij leerlingen thuis de theorie bekijken en in de klas opdrachten maken. …

Biggest Texas Charter School Network Reportedly Teaching Creationism

According to science advocate Zack Kopplin, Texas students in more than 65 schools are not learning real science. Instead, he alleges, students enrolled in schools operated by the state’s largest charter school program are learning a curriculum that is riddled with factual errors, pushes …

An Argentine car mechanic invents birthing tool inspired by wine corks

It all started with wine: Jorge Odón, a car mechanic in Argentina, was inspired by a YouTube video demonstrating the removal of a sunken bottle cork to invent — of all things — a new birthing device that's been enthusiastically endorsed by doctors, donors, and the World Health Organization.<p>Called …

Human Digestion Demonstration Part 1 - Mushy Crackers

Do you really want to show your students what digestion looks like? Do you want really interesting digestion demonstrations? These hands-on digestion …

Fireworks Explained – Teaching Tool

While teaching middle school as well as grade 9 and 10 science, the topic of fireworks always seems to come up when we discuss chemical reactions. …

Chemistry Application – Pancakes

Ah pancakes, who doesn’t love them? But do you know the science behind them? Do your students? Here is an amazing activity that could be done …

Stanford's new linear accelerator is just three millimeters long

Stanford researchers unveiled a new kind of linear accelerator in <i>Nature</i> today, both smaller and more powerful than its enormous predecessors. Instead of using microwaves like traditional accelerators, the new accelerator works by accelerating electrons to near light-speed through conventional …

'Super-recognizers' are Scotland Yard's new secret weapon

Scotland Yard has a new secret weapon when it comes to finding suspects: a group of psychological outliers known as "super-recognizers." They've got the ability to recall a far greater range of faces over much longer periods of time than the average person. The condition is still controversial, but …

How To Make A Beach Clean Itself

Redirecting runoff underground could make for a much more pleasant day at the beach<p>In 2011, water pollution closed or drove visitors away from U.S. shores on more than 15,000 beach days across the country. In many places, the problem is getting worse. As coastal towns crowd with rooftops and …

Don’t Be Afraid Of Your DNA

Privacy is a pipe dream. Let’s start saving lives.<p>In January, scientists scared the world by using public information to find the names behind five people's anonymous, public DNA samples collected for research. The scientists then determined the identity of some 45 family members who had also …

Stephen Hawking's big ideas ... made simple - video animation

At premiere of film about his life, physicist says it's theoretically possible to copy brain on to computer to provide life after death<p>Published: 21 Sep 2013<p>World-famous cosmologist admits to losing bet as a result of particle's discovery<p>Published: 12 Nov 2013<p>Nasa video footage shows what the moon …

FYI: Can Anything Move Faster Than Light?

Yes, the universe itself will eventually outpace the speed of light. Just how this will happen is a bit complicated, so let's begin at the very beginning: the big bang. Around 14 billion years ago, all matter in the universe was thrown in every direction. That first explosion is still pushing …

Clues To The Sun's Future In Ancient 'Solar Twin'

Been there, done that: The chemically similar star is almost 4 billion years older than the Earth's sun<p>Sometimes it's kind of fun to look at a friend's older relatives, to guess how he'll age. In a new study, astronomers have done something like that by examining an 8.2 billion-year-old star for …

A/B Test: Comparing Orbital Science’s Rocket to SpaceX’s | WIRED

We have a space station in permanent orbit ... but not a lot of rockets that can get there. On the assumption that the free market can blast us to …

Chemical Weapons (Sarin Gas) - Periodic Table of Videos

Video: Inside NASA's Spectacular Undersea Mission to Save Earth from a Deadly Collision

With Neil deGrasse Tyson, visiting a simulated asteroid under the sea<p><i>PopSci is pleased to present videos created by Motherboard, Vice Media's guide to future culture. Motherboard's original videos that run the gamut from in-depth, investigative reports to profiles of the offbeat forward-thinking</i> …

Look at This Giant Bug!

The largest adult insect ever found actually seems sort of cuddly<p>This amazing/disturbing picture is of a giant weta, the world's biggest insect at a whopping 71 grams in weight. Wetas are cricket- or grasshopper-like insects native to the smaller islands of New Zealand, having been eradicated from …

FYI: What's The Point Of Sex?

Lots of animals reproduce asexually. Why not humans?<p>This may seem obvious. But in evolutionary terms, the benefits of sexual reproduction are not immediately clear. Male rhinoceros beetles grow huge, unwieldy horns half the length of their body that they use to fight for females. Ribbon-tailed …

Voyager: A long, long trip into the unknown

Whether or not Nasa’s Voyager has become the first object to leave our solar system, Quentin Cooper wants to know what will happen if it meets extraterrestrial life?<p>Are we there yet? Don’t know. Are we there yet? Don’t know. Are we there yet? Don’t know.<p>Thankfully there are no small children aboard …

Space Exploration