- U Is for Underwear
- U is for Urchin
- U svijetu medvjeda i leptirova
- U čtyř dubů, tří vrb, pod zelenou střechou
- U-BEAR
- U.F.O. (Unavoidable Family Outing)
- U.S. Navy Alphabet Book
- U.S. Women's Soccer
- Ud med den tand, Grøn Læseklub
- Ude skidt, hjemme bedst
- UDyakalash’onkone
- Ueberreuter Lesebuch Kinder- und Jugendbuch Frühjahr 2016
- Ueberreuter Lesebuch Kinder- und Jugendbuch Frühjahr 2017
- Ueberreuter Lesebuch Kinder- und Jugendbuch Herbst 2016
- Ueberreuter Lesebuch Kinder- und Jugendbuch Herbst 2017
- Uegnet for børn
- Uferlos
- UFO Afloat
- UFO in the USA
- UFO Spotted!: A Branches Book (Hilde Cracks the Case #4)
- Ufo tapaus eli arvoitus nimeltä Antero
- Ufo y la astroexcursión en el astrobús
- Ufoklubben
- UFOs
- Ug!
- Ug.
- UG: Boy Genius of the Stone Age and His Search for Soft Trousers
- Ugenia Lavender and the Burning Pants: Ugenia Lavender Book 3
- Ugenia Lavender and the Terrible Tiger: Ugenia Lavender Book 2
- Ugenia Lavender Home Alone: Ugenia Lavender Book 4
- Ugenia Lavender Temple Of Gloom: Ugenia Lavender Book 5
- Ugenia Lavender The One And Only: Ugenia Lavender Book 6
- Ugenia Lavender: Ugenia Lavender Book 1
- Ugglor i Bagarmossen
- Uglia is (Not) Ugly
- Ugly Face
- Ugly Girl
- UH OH It's a Panda-emic!
- Uh-oh Cleo: I Barfed on Mrs. Kenly
- Uh-Oh!
- Uh-oh, Baby!
- Uh-oh, Cleo
- Uh-oh, Cleo: Underpants on My Head
- Uh-Oh, Rollo!
- Uh-Oh... We Turned Our Brother Into A Zombie?
- Uhanalainen. Susiraja 2
- Uhyggen breder sig
- Uimahallin arvoitus. Lasse-Maijan etsivätoimisto
- Uki and the Ghostburrow
- Uki and the Outcasts
- Uki and the Swamp Spirit
- Uki’s Adventure
- Ukradené štěně
- Ukradený poklad
- Ukradený prsten
- Ukrainian Counting Book
- Ukridge
- Ulderico, El Niño Con Cabeza De Pez
- Ulduz e i corvi
- Ulecheatul Loșu
- Uletené rozprávky
- Uleyli- The Princess & Pirate (A Chapter Book): Based on the true story of Florida's Pocahontas
- Ulfberhts svärd
- Uljasmaa: Hajonnut lauma
- Uljasmaa: Hiipivät varjot
- Uljasmaa: Savannin laki
- Uljasmaa: Veren ja luun voima
- Ulka, la chica de la era de hielo
- Ulla ja Mark
- Ulla Lemming. Il mistero della spiaggia di plastica
- Ulla Lemming. La banda del leone
- Ulla Lemming. La montagna di ghiaccio
- Ulrika and Unwin, the Untidy Twins
- Ulrike's Christmas
- Ulrikslyst
- Ultan Unicorn
- Ultima stazione: crimine
- Ultimate Bug Rumble (Who Would Win?)
- Ultimate Character Guide (Pikmi Pops)
- ULTIMATE Collection of Rudyard Kipling: His Greatest Works in One Volume (Illustrated Edition)
- Ultimate Collector's Guide: Volume 3 (Shopkins)
- Ultimate Dinosaur Rumble (Who Would Win?)
- Ultimate Football Heroes Collection: Barcelona
- Ultimate Football Heroes Collection: Dazzling Defenders
- Ultimate Football Heroes Collection: Legends
- Ultimate Football Heroes Collection: Liverpool
- Ultimate Football Heroes Collection: Midfield Maestros
- Ultimate Football Heroes Collection: Real Madrid
- Ultimate Football Heroes Collection: Shot-Stoppers
- Ultimate Football Heroes Collection: Super Strikers
- Ultimate Football Heroes Quiz Book (Ultimate Football Heroes - the No. 1 football series)
- Ultimate Jungle Rumble (Who Would Win?)
- Ultimate Kids Joke Book
- Ultimate Kids' Guide to Being Super Healthy
- Ultimate LEGO Star Wars
- Ultimate Mission
- Ultimate Ocean Rumble (Who Would Win?)
- Ultimate Rocket Blast
- Ultimate Shark Rumble (Who Would Win?)
- Ultimate Slime
- Ultimate Spider-Man: Doomed!
- Ultimate Spider-Man: Great Power
- Ultimate Spider-Man: Great Responsibility
- Ultimate Spider-Man: Venom!
- Ultimate Spider-Man: Flight of the Iron Spider!
- Ultimate Spider-Man: Spider-Man vs. Dracula
- Ultimate Spider-Man: Why I Hate Gym
- Ultimate Superpower Championship: Bring On The Brawlzone
- Ultimate Superstars: Taylor Swift
- Ultimate! Races
- Ultime sacrifice