Lockhart's Lament Math Education Is Wrong. Wikimedia CommonsA 3-D representation of a 4-D shape called a 24-cell polychoron.
Mathematics is one of humanity's most creative and poetic endeavors. And it is a disaster that it isn't taught this way to students. "A Mathematician's Lament" is a classic polemic (later expanded and published as a book) written by math teacher Paul Lockhart. The essay is a devastating and passionate assault on the mechanistic way mathematics is taught in most of our schools. A Student's Nightmare Lockhart begins with a vivid parable in which a musician has a nightmare in which music is taught to children by rote memorization of sheet music and formal rules for manipulating notes. The problem is that this abstract memorization and formal-method-based "music" education closely resembles the "math" education that most students receive. This goes against what math is really about. Playing With Triangles Lockhart uses a geometry problem to illustrate. Paul Lockhart This answers our question: The Soul of Mathematics.
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Leading that pack of blocked websites is Facebook. Facebook is a true phenomena in our social lives today, and many employers feel that leaving Facebook open for free surfing will cause a major waste of time and loss of productivity. But is it true? Is blocking Facebook really that smart? Many people feel that blocking Facebook at work is a mistake, but can’t quite convince their bosses. Social Connections Many bad things can be (and are) said about Facebook. A good working environment is one in which there are good social connections. True, you can do that from home, but the odds of doing it when you come back from a 9 hour workday are much smaller. Breaks Are Important Many employers seem to think that breaks are bad. Some people go for a smoke every hour, and that’s OK with everyone. Cellphones How efficient can blocking websites be when most people have smartphones? Inspiration Happiness. 10 Tips for Creating a Social Media Policy for Your Business.
It can be a dirty word, especially in social media communities. Why? Poorly written social media policies restrict, deter and deaden social media engagement–the exact opposite of what businesses want. However, great social media policies support, protect and empower high-quality engagement. It is about empowerment and trust. As Beth Kanter writes, “Trust is cheaper than control.” This article will explain how social media policies differ from other policies and give you 10 tips to help create an effective social media policy. Why Social Media Policies? Social media policies are different. The risks are uncertain. Given an uncertain environment and unclear risks, how do we move forward? There are hundreds of sample social media policies on the Internet. However, in order to create policies that work – really work – we must first lay the groundwork. Here are 10 strategies you can implement today. #1: Gather Your Team A social media policy cannot be written by one person alone.