Ammonite Plush Books and the role of quartz

and the role of quartz in rock classification

and anyone curious about planetary science and the story of how lunar material reaches Earth

Compact and engaging solo play

Inspired by the field of paleontology

creating an extra layer of observation and problem-solving during assembly

Ammonite Plush Books and the role of quartzAmmonoids are a major group of extinct shelled cephalopods (the group containing octopuses and squid) that lived from the Devonian (~380 million years ago) to the end of the Cretaceous (~65 million years ago). While most modern cephalopods have an internal shell or no shell at all, ammonoids had chambered shells subdivided by complex folded walls, or septa. The term ammonite is often used to refer to ammonoids as a whole. However, it actually refers