- Unten puutarha ja muita satuja
- Unter dem Buyubaum
- Unter dem Schirm
- Unter der Erde
- Unter Freunden
- Unter Geiern
- Unter Verdacht
- Unterhaltsame Bärligeschichten
- Unterharzische Sagen
- Unterwegs auf weichen Pfötchen
- Unterwegs mit Kaninchen
- My Name Is a Story
- Rise of the School for Good and Evil
- Until
- Until I Die
- Until I Find Julian
- Until Niagara Falls
- Until the Celebration
- Until the Last Spike: The Journal of Sean Sullivan
- Until Tomorrow, Mr. Marsworth
- Untitled
- Minecraft: Zombies!
- The Letter with the Golden Stamp
- Hawkins Horrors (Stranger Things)
- The World Needs More Purple Schools
- Stranger Things: We Can Count on Eleven (Funko Pop!)
- Unto the Breach
- Unusual
- Unusual Animals A-Z
- Unusual Chickens for the Exceptional Poultry Farmer
- Unusual Threat
- Unvergessliche Familienmomente
- Unwind. Up, Up, and Away!
- Unwrapping the Names of Jesus for Kids
- Unë e Dua Mamin Tim
- Unë e Dua Mamin Tim I Love My Mom
- Un’isola tutta per noi
- Un’ora alla fine del mondo
- Up a Rutted Road
- Up All Night
- Up and at 'Em with Winnie & Ernst
- Up and Down the Scratchy Mountains
- Up Country
- Up High in the Sky
- Up In Arms
- Up in Space: An Adventure at the Space Needle
- Up in the Clouds
- Up in the Garden and Down in the Dirt
- Up On Cloud Nine
- Up Side Up
- Up the Creek
- Up the Faraway Tree
- Up to My Knees!
- Up to No Ghoul
- Up to the Sky!
- Up Verses Down
- Up Went the Balloon
- Up! Up! Up! Skyscraper
- Up, Up and Away
- Up, Up, and Away
- Up, Up, Up, Down!
- UP: Bird's Best Friend
- Up: Watch Dug
- Up: Beware of Dug!
- Upchuck and the Rotten Willy
- Updated Ultimate Collector's Guide (Shopkins)
- Upheavals at Cuma: an E.T. Madigan Mystery
- Upon a Hawk I Flew
- Upp genom luften
- Upp i det blå
- Upp i rök
- Upp i sadeln!
- Uppdrag i spärrat land
- Uppdraget i London
- Uppe på berget
- Upper Fourth
- Uppgörelsen
- Uppo-Nalle
- Uppo-Nalle ja setä Tonton
- Uppo-Nallen talviturkki
- Marshmallowsmaskinen
- Sköldpaddskanonen
- Upsetting Annie
- Upside down magic - 1. Magia Imperfetta
- Upside down magic 2 - I maghi sbagliati sbagliano ancora
- Upside down magic 3 - Un magico Talent Show
- Upstander
- Upsy Daisy
- Uptown Dragon
- Ur askan i elden
- Ur-Pippi
- Uranus and the Bubbles of Trouble
- Urashima Taro and Other Japanese Children's Favorite Stories
- Urban Babies Wear Black
- Urban Dinosaur...
- Urban Fox and the Wild Woods
- Urban Legends for Children
- Urban legends for children
- Urbanus
- Uret der forsvandt
- Uri und Sabina
- Uriaşii şi Piticii (Romanian Edition)
- Uriaşii şi Piticii. Vol.4
- Uriașii și Piticii. Vol.2
- Uriașii și Piticii. Vol.3 (Romanian Edition)
- Urjas - Der kleine Bär findet sein Glück
- Urlaub auf der Vulkaninsel
- Urletul Misterios
- Urlone orso sbraitone
- Urodziny
- Uropa Abraham
- Urpo ja Turpo
- Urpo, Turpo ja hirmuinen ÄM
- Ursula
- Ursula Agelhorn, Up and Away!
- Ursuletul Pofticios
- Ursuleț S-a Pierdut
- Ursulețul De Zăpadă
- Ursus the Clawed Roar
- US Landmarks
- Us Postal Service Heart Ache of a Letter
- Us, Stories & Little Ones
- Us, Stories & Little Ones 2
- USA Destinations That Spark Our Fascinations
- Usagi Yojimbo: Yokai
- Usahawan Cilik: Abang, Adik dan Ayam
- Usahawan Cilik: Ais Tanpa Krim
- Usborne First Experiences: Going to a Party
- Usborne First Experiences: Going to the Dentist
- Usborne First Experiences: Going to the Hospital
- Usborne First Experiences: Moving House
- Usborne First Experiences: The New Puppy
- Use Your Words, Sophie
- Useful Farm Animals
- Useless Hats
- Usha
- Usha and the Big Digger
- Usha y la Gran Excavadora / Usha and the Big Digger
- Using Good Manners
- Using Noah to Backtrack History for Children
- Using Your Imagination
- Usla utsikter
- Uspavana lepotica (Serbian Edition)
- Ut på eventyr
- Utah/McPooch Mail-A-Tale:Up You Go in Utah
- Utan djur så dör jag
- Utenau - Le recrutement
- Utikan hemendik, gaztakirtena!
- Utpressar-ligan
- Utterly Otterly Night