Size matters: things in the world come in different sizes.
Distinguish between the macro-, micro- and nanoscales.
Discover what types of objects are found in each scale.
Understand the units of measurement which are used for each scale.
Understand that there are many scales in the world, some which we can’t see with our eyes.
Developed for the NISE Network with funding from the National Science Foundation under Award Numbers 0532536 and 0940143. Any opinions, findings, and conclusions or recommendations expressed in this product are those of the authors and do not necessarily reflect the views of the Foundation.