This is amazing. I’m always so impressed with the TED talks.

TED Blog

Making this TED-Ed video required (a) a lot of knitting and (b) a ton of boxes of Nerds.

When it came time to animate the lesson “How do cancer cells behave differently from healthy ones?” from educator George Zaidan, our TED-Ed animators had a crazy idea for how to make cell division come alive — using seeds and beans to animate what healthy cells look like as they divide in an orderly pattern and brightly colored candies to show how cancer cells divide quickly and wildly. They also had a good idea for how to show the way cells make up organs of the body—yarn, some knotted, some spooled, some purled and some crocheted.

Sure, cancer doesn’t sound like the most fun topic for an animation. But this lesson explains how chemotherapy works, and why it has such terrible side effects — showing how cancer’s strength is also its…

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