Showing posts with label education. Show all posts
Showing posts with label education. Show all posts
September 22, 2015
Crash course - chemistry
The Green boys are outstanding.
There's almost nothing else to be said about them - between the novels, the magazine, and the various YouTube channels, they've offered up a lifetime of intelligent entertainment already and show no signs of stopping.
And their Crash Course series (in chemistry and fourteen other topics) are wonderful introductions (if sometimes a little quickly spoken) to the topics, and the graphic style and illustrations help to augment their explanations.
Well worth your time, but I will warn you that they present their information thoroughly and rapidly. Be prepared to watch through a couple of times if you're not already somewhat familiar with the topic about which they are elucidating.
September 20, 2015
Khan Academy - chemistry
I remember a few years back hearing that Khan Academy was going to revolutionize education.
Then I took a look at some of the videos and realized this wasn't so much a revolution as an evolution. Salman Khan's videos are just those of a guy recording his voice while drawing on an electronic screen. At their core, that's all they are. They're just lectures.
They are, however, well constructed lectures. Khan puts a lot of thought and preparation into his lectures, ensuring that he has his patter down...well...pat and has every graphic he might need immediately at hand.
His website (the link above, Khan Academy) has expanded to include self-check questions that accompany his lectures, so that is a bit of an improvement, admittedly, from a simple lecture that you watch.
And his videos are available whenever you want them, ready to be watched again and again, slowed down or sped up until you have the content down perfectly.
His chemistry videos (all 104 of them), by the way, are admittedly outstanding.
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