The Superpower of Time

What is time? How can we measure it? Let’s find out with Nanogirl and 5 STEM activities to teach you all about building the superpowers of time. Covering how to build a sundial, how to make a water timer and even how to make your own moving cartoon by building a zoetrope.

Explore the Time Superpower Theme

Make Your Own Sundial

This superhero business is hungry work—how long until the next cookie? Let's build a sundial to find out!

Watch Episode One

Moon Calendar

Nanogirl wants the superpower to predict the future, and she thinks she's got the answer—the Moon!

Watch Episode Two

Water Clock

Today, Nanogirl wants to measure really small amounts of time—she might be able to do it using the power of water!

Watch Episode Three


The secret of a super-swinging superpower might be hidden inside an old clock!

Watch Episode Four


Build an amazing invention that lets you speed up and slow down time!

Watch Episode Five