Spiral into the secrets of ammonites. Explore their beautiful fossils that echo the geometry of nature. Draw an ammonite and dive into the mathematical patterns hidden in the past.

This STEM Girl Day activity is part of the IF/THEN® Adventure, Sponsored by IF/THEN®, an initiative of Lyda Hill Philanthropies.

Create computer binary code jewelry. Explore live demonstrations and meet alumni who turned STEM skills into college and career success.

This STEM Girl Day activity is part of the IF/THEN® Adventure, Sponsored by IF/THEN®, an initiative of Lyda Hill Philanthropies.

Discover how coders use patterns to send messages. Use beads and colors to turn a name into Morse code and design a bracelet with a secret message.

This STEM Girl Day activity is part of the IF/THEN® Adventure, Sponsored by IF/THEN®, an initiative of Lyda Hill Philanthropies.

Create a fizzling lava lamp using the power of density. Explore how lava lamps are made and how they work.

This STEM Girl Day activity is part of the IF/THEN® Adventure, Sponsored by IF/THEN®, an initiative of Lyda Hill Philanthropies.

Observe and feed corals and anemones. Try out field gear used to collect underwater samples. Decorate a tentacle to help create a STEM Girl Day jellyfish.

This STEM Girl Day activity is part of the IF/THEN® Adventure, Sponsored by IF/THEN®, an initiative of Lyda Hill Philanthropies.

Create your own beaded bracelet that changes color when exposed to ultraviolet light.

This STEM Girl Day activity is part of the IF/THEN® Adventure, Sponsored by IF/THEN®, an initiative of Lyda Hill Philanthropies.

Build an anemometer, a device that measures wind speed. Experiment with your design, collect data, and explore how weather scientists investigate changing weather conditions.

This STEM Girl Day activity is part of the IF/THEN® Adventure, Sponsored by IF/THEN®, an initiative of Lyda Hill Philanthropies.