Battling extinction [Science explorer. Follow the clues]by Orr, Tamra 

BTSB Prebound(Cherry Lake, 2014)

BTSB #: 691957 Available

Dewey: 639.97/NAges: 9-12   
AR: 4.9 MG RC: 5.3 3-5 Lexile: 800

Genres:

Subjects: Whooping cranes Extinction (Biology) Endangered species Wildlife conservation

Summary: Find out how the scientific method can be used to help the endangered whooping crane from going extinct.

Bones in the White House : Thomas Jefferson's mammoth by Ransom, Candice F. 

BTSB Prebound(Doubleday Books for Young Readers, 2020)

BTSB #: 739030 Available

Dewey: 569.67/NAges: 5-8   
AR: 5.1 LG Lexile: 910 AD F&P: Q

Genres:

Subjects: Jefferson, Thomas,|d1743-1826 Mammoths Fossils - History Extinction (Biology)

Summary: A fascinating story about Thomas Jefferson and his obsessive quest to find America's first complete mastodon skeleton.

Impact! : asteroids and the science of saving the world [Scientists in the field (Houghton Mifflin Harcourt)]by Rusch, Elizabeth 

BTSB Prebound(Houghton Mifflin Harcourt, 2017)

BTSB #: 771831 Available

Dewey: 551.3/NAges: 10-14   
AR: 7.2 MG RC: 9.6 6-8 Lexile: 1070

Genres:

Subjects: Asteroids - Collisions with Earth Asteroids Asteroids Extinction (Biology)

Summary: Asteroids come in all shapes and sizes--and hit our planet in them, too. But what happens if a catastrophically large one approaches earth? By looking on the ground at historical asteroid craters and present-day falls, and up into space for the big ones yet to come, a wide variety of scientists are trying to figure out how to track asteroids--and how to avoid devastating impacts in the future.