It turns out that we are nanosensors - our noses actually sense molecules - things close to a billionth of a meter in size! You can download the INSTRUCTIONS now and follow along!

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Mr. O’s “O Wow Moments” help you to become an scientist at home with hands-on, minds-on experiments and demos! Watch Mr. O every Saturday morning during the 7 a.m. news on Houston's KPRC Local 2 to see a new science demo you can try at home. Share your experiments with us on facebook and Instragram!

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