- The science of plants, inside their secret world, Smithsonian ; in association with Royal Botanic Gardens, Kew ; senior editor, Helen Fewster ; US editors, Megan Douglass, Karyn Gerhard ; contributors, Jamie Ambrose, Dr. Ross Bayton, Matt Candeias, Dr. Sarah Jose, Andrew Mikoljaski, Esther Ripley, David Summers
- Extreme rocks & minerals!, Q & A, Smithsonian
- Washington, D.C., a Smithsonian book of the nation's capitol
- Extreme dinosaurs! Q & A, Smithsonian ; [written by Sarah L. Thomson]
- Lungs, your respiratory system, Seymour Simon
- World War I, the definitive visual history : from Sarajevo to Versailles, R.G. Grant ; editorial consultant, Richard Overy
- Ocean!, written by Derek Harvey, Nicola Temple, John Woodward ; consultants, Derek Harvey, Professor Dorrik Stow ; illustrators, Andrew Beckett, [11 others]
- Super dinosaur encyclopedia, author, Chris Barker ; Smithsonian consultant, Matthew T. Miller ; general consultant, Darren Naish
- Super space encyclopedia, author, Clive Gifford ; Smithsonian consultant, Shauna Edson ; general consultant, Dr. Jacqueline Mitton
- The planets, the definitive visual guide to our solar system, Heather Couper, Robert Dinwiddie, John Farndon, Nigel Henbest, David W. Hughes, Giles Sparrow, Carole Stott, Colin Stuart
- Hurricanes, Seymour Simon
- Prehistoric, written by Kathleen Weidner Zoehfeld ; illustrations by Julius Csotonyi
- Gem, the definitive visual guide, foreword by Aja Raden
- American Revolution, written by Stuart Murray
- Presidents, every question answered, everything you could possibly want to know about the nation's chief executives, Carter Smith ; foreword by Allen Weinstein
- Presidents, written by James G. Barber ; in association with the Smithsonian
- American Revolution, written by Stuart Murray
- Timelines of everything, Senior editor, Sam Atkinson ; US editors, Kayla Dugger, Christy Lusiak
- Maker lab outdoors, 25 super cool projects : build, invent, create, discover, Jack Challoner
- Global warming, Seymour Simon
- Planet Earth!, our exciting world as you've never seen it before
- Nuestra América, 30 inspiring latinas/latinos who have shaped the United States, by Sabrina Vourvoulias ; illustrated by Gloria Félix ; introduction by Eduardo Diaz ; reading guide by Emily Key
- Presidents, written by James G. Barber ; in association with the Smithsonian Institution
- Brave, black, first, 50+ African American women who changed the world, Cheryl Willis Hudson ; illustrations by Erin K. Robinson