Brain Teaser 2/5/2015

Twice ten are six of us,

Six are but three of us,

Nine are but four of us;

What can we possibly be?

Would you know more of us?

Twelve are but six of us,

Five are but four, do you see?

What are we?

Solution

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Don't Just Think Green - Go Green!

from A Daily Brain Teaser http://ift.tt/1LTWdMt

3d wooden brain teasers from craftypuzzles.com