Even if you've taken one of these apart - it's still hard to understand how it works! Lucky for us, we've got 3D animation on our side.

Get your clicky pen here: http://amzn.to/2z9SoFO

Watch more videos:
How Big is the Atmosphere? -    • How Big is the Atmosphere?  
What's a Second Cousin Once Removed? -    • What's a Second Cousin Once Removed?  

Made with Blender 2.75
Music: Monks by Topher Mohr and Alex Elena (Youtube Audio Library)

#clickypen #mechanical #b3d