This kit contains the two following activities:

http://www.nisenet.org/catalog/what-am-i-mystery-cards
Flip between macro and nanoscale images of familiar objects to learn about ways that nanotechnology is inspired by nature, surprising properties at the nanoscale, and new applications in nanotechnology. Includes print your own cards.

http://www.nisenet.org/catalog/try-measuring-little-things-nanodays-2012
This ruler let's you measure tiny things like a lady bug or a grain of sand, but you need special tools to measure things at the nanoscale. Includes print your own cards.