Die folgenden 10 Regeln basieren auf jahrzehntelanger Forschung. Sie sollen zeigen, dass die herkömmliche Art, Kindern Mathematik beizubringen, kontraproduktiv ist. Denn sie konzentriert sich auf Symbole.



Mathematisch zu...

I want you to reimagine how life is organized on earth, says global strategist Parag Khanna. As our expanding cities grow ever more connected through transportation, energy and communications networks, we evolve from geography to what he...

What was Ptolemy interested in when he was making the map of the world? Why is this a remarkable piece of work? Maps, Our Place in the World, Part 2

Swim into creativity by drawing a turtle.

In this video, you will learn how to split data using text to columns.

In this video, we will cover multiple criteria (SUMIFS, COUNTIFS, AVERAGEIFS).

Convince just 100 key companies to go sustainable, and WWF's Jason Clay says global markets will shift to protect the planet our consumption has already outgrown. Hear how his extraordinary roundtables are getting big brand rivals to...

In this video Paul Andersen shows you how to ask questions in a mini-lesson on evaluating questions. Two examples are included in the video and two additional examples are included in the linked thinking slides. <br/>

Many people think the lines on the map no longer matter, but Parag Khanna says they do. Using maps of the past and present, he explains the root causes of border conflicts worldwide and proposes simple yet cunning solutions for each.

The scale and speed of construction at possible missile silo fields in China suggests its government is putting significant resources into developing its nuclear capabilities

After 17 years underground, cicadas throughout the Northeast are emerging in time for the 2013 World Science Festival to sing, mate and die. Amid a buzzing, whirring chorus, we examine the extraordinary mating rituals of these and other...

In this video, you will understand how dates are stored in Excel.

In this video, we will focus on Exercise 02 of this section, where we need to apply the Lookup functions.

Joe Earle, co-founder of The Post-Crash Economics Society, member of Rethinking Economics and co-author of the Econocracy, explains why his group is trying to democratize economics as a conversation and a policy–making process.<br/>

A look at the future of the United States using demographic data projections. Two big transformations are happening in the US: the population is becoming non-white, and it’s aging in record numbers.

Julia is an easy, fast, open source language that if written well performs nearly as well as low-level languages such as C and FORTRAN. Its design is a dance between specialization and abstraction, providing high machine...

Subscribe to StoryCorps on YouTube='https://storycor.StoryCorpsbe' target='_blank' rel='nofollow'>YouTube More stories from StoryCorps ---------- Shotzy Harrison...

In this interview we discuss the impact of Schumpeter's concept of creative destruction in economic thinking - and specifically in energy. Most crucially we debate the issues surrounding conservation and the use of new oil and gas...

Guía sobre los cambios que se producen en el cuerpo de la madre y del bebé para resistir el parto; descubre los desafíos de la que posiblemente sea la fase más peligrosa del embarazo.
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Twig - Biología - El ser...

MOT 1945: PALESTINE: People walking from train. VS Jewish people walking, arriving at camp, being greeted w/ hugs & smiles from others.

Pupil outcome: I can derive and use the theorem: the tangent at any point on a circle is perpendicular to the radius at that point. Key learning points: - A theorem is a statement that can be demonstrated to be true by accepted...

Barack Obama awards Bill Clinton and Oprah Winfrey with medal of freedom Subscribe to the Guardian HEREref='http://bitly.com/UvkFpD' target='_blank' rel='nofollow'>HERE The US president, Barack Obama, pays tribute to Bill Clinton and...

This segment looks at an old lithographic view of L.A. as drawn from an Elysian hilltop. Sometime in late 1876 or early 1877, an artist named Eli Sheldon Glover scampered up Mount Lookout to capture those sights. His drawing became one...

This is a lecture about universes, a story that revolves around a single unusual and unappreciated fact: that Einstein's famous theory of relativity describe universes -- entire universes. Not many solutions of Einstein's tantalizing...