Cephalopod Week

Two chambered nautiluses that appear to be holding illustrated cards against a purple underwater background.

Play this game to build critical thinking and science literacy

This facilitator’s guide for “Endangered Rescue: Chambered Nautilus” offers expert tips for sharing escape room-style games with learners.

A fish emits a cartoonish green cloud of scent. Nearby, a chambered nautilus has a thought bubble with hearts.

Educational Resource

Can a living fossil learn new tricks? Meet the nautilus!

With poor eyesight, the chambered nautilus hunts by smell. Explore how a blue-light experiment revealed mysteries of the cephalopod’s memory.

Cross section of a chambered nautilus shell showing its golden-brown spiral chambers, overlaid on blue geometric diagrams of rectangles and spirals.

Educational Resource

Myth or math? Is the nautilus shell’s golden ratio real?

Grab a ruler, crunch the length-to-height ratios, and use the Fibonacci sequence to test whether this famous spiral is truly golden.

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