Down where worms wriggle and microbes squirm, there's a whole world waiting to be discovered... Under Your Feet delves beneath the Earth's surface and explores the diverse wonders hidden there. Encounter creatures of the deep and marvel at the mind-boggling size of the humongous fungus--the biggest organism in the world. Learn how one handful of ordinary soil contains more organisms than there are people on Earth, and carry out experiments using dirt...

"Describes prairie dogs and their underground homes. Simple text and labeled photos make reading easy and fun, and QR Codes in each chapter give readers access to online resources where they can learn even more." -- Amazon.

"Describes foxes and their underground homes. Simple text and labeled photos make reading easy and fun, and QR Codes in each chapter give readers access to online resources where they can learn even more." -- Amazon.

"Describes ants and their underground homes. Simple text and labeled photos make reading easy and fun, and QR Codes in each chapter give readers access to online resources where they can learn even more." -- Amazon.

"Describes chipmunks and their underground homes. Simple text and labeled photos make reading easy and fun, and QR Codes in each chapter give readers access to online resources where they can learn even more." -- Amazon.

"We often know and recognize the skyline of cities but are completely unaware of what is hidden underground: discover the underground city in the Australian desert, learn about Canada's shopping arcades or New York's spider web like underground transport network"--Amazon.

Describes underground areas including subways, bank vaults, and basement offices as well as the machines used to construct these places, dig tunnels, mine coal, and drill for oil.

Describes things which are found underground such as worms, coal, caves, tunnels, cables, and artifacts.