shells

Looking at an opal through a scanning electron microscope

Colors at the Nanoscale: Butterflies, Beetles and Opals

In this activity, learners will be exposed to the term ‘Photonic Crystals,' explore some of the well-known photonic crystals in nature and will also be able observe one method that scientists use in trying to replicate this process.

a collection of shells of different types

Why are Seashells so Strong?

In this activity, learners explore seashells and various structural models to discover that seashells are a composite material made of both inorganic and organic materials.