Ed.voicethread Network. This is a great little video (oh wait, it's a voicethread) explaining how the educator voicethread is designed. The network has built-in safety measures, like mandatory comment moderation and class urls making it easier to keep students out of trouble areas.
Fibonacci Sequence Illustrated by Nature [PICS]
Always a fan of the fibonacci sequence and think this does a nice job of describing the relationship in nature. I really like the examples, but could do withouth the authors humor.
Posted from Diigo. The rest of my favorite links are here.
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