Once Upon a Mastodon

Treasure Trove of Clues to the Past

I Can Dig Big Activity Book

Eagle & Flag Penny Book

The Mammoth Site: a lens through the past

End of the Ice Age

Mammoth Mummies: Infant Mammoths Frozen in Time

Rocks, Minerals, and Fossils

Dig Into Fossils Book #BF

Dig Into Geodes Book #BG

BOLDer Magazine