- This event has passed.
September 21, 2019 - May 10, 2020
Due to cancellations to prevent the spread of coronavirus, please verify event before you go.
Explore measurement questions using nonstandard tools such as balancing scales, odometers, calipers and more in this new interactive exhibit in the Discovery Garden. $15.95; ages 3-17, $11.95; ages 2 and younger, free.