Into the Wild : Book 1 (by Erin Hunter)

Into Thin Air (by S.E. Durrant)

Invasion (by Frank Gardner)

Inventing the Renaissance : Myths of a Golden Age (by Ada Palmer)

InvestiGators : A Laugh-Out-Loud Comic Book Adventure! (by John Patrick Green)

InvestiGators: Braver and Boulder (by John Patrick Green)

InvestiGators: Case Files (by John Patrick Green)

InvestiGators: Class Action (by John Patrick Green)

InvestiGators: Heist and Seek (by John Patrick Green)

Invitation from a Dictator (by Rory Clements)

Iron Tongue of Midnight : The swashbuckling YA historical fantasy series reaches its epic conclusion. . . (by Brittany N. Williams)

Is a River Alive? (by Robert Macfarlane)

Is That You, Beth Cherry? : Curl up with a warm, funny, feel-good story from Sunday Times besteller Lucy Dillon (by Lucy Dillon)

Is That You, Petula? : An Autobiography (by Petula Clark)

Isabella’s Not Dead (by Beth Morrey)

Isadora Moon and the Pop Stars: The internationally bestselling series from Harriet Muncaster-now on TV! (by Harriet Muncaster)

Isadora Moon Colouring Book, packed with colouring and drawing (as seen on TV) (by Oxford Children's)

Isadora Moon Gets in Trouble (by Harriet Muncaster)

Isadora Moon Goes Camping (by Harriet Muncaster)

Isadora Moon Goes on Holiday (by Harriet Muncaster)

Isadora Moon Goes to a Wedding PB (by Harriet Muncaster)

Isadora Moon Goes to the Ballet (by Harriet Muncaster)

Isadora Moon Goes to the Fair (by Harriet Muncaster)

Isadora Moon Has a Birthday (by Harriet Muncaster)

Isadora Moon Has a Sleepover (by Harriet Muncaster)

Isadora Moon Meets the Tooth Fairy (by Harriet Muncaster)

Isadora Moon Rides a Bike (by Harriet Muncaster)

Isadora Moon Under the Sea (by Harriet Muncaster)

Isadora Moon: At Home with the Moons, packed with puzzles, colouring, drawing, and stickers (as seen on TV) (by Oxford Children's)

Isadora Moon: Fairy-Vampire Fun, a fun two-in-one flip book packed with puzzles, colouring, drawing, and stickers (as seen on TV) (by Oxford Children's)

Isadora Moon: Search and Find Activity Book, packed with magical puzzles and stickers (as seen on TV) (by Oxford Children's)

Ish (by Peter H. Reynolds)

Island Beneath the Sea (by Isabel Allende)

Island Calling (by Francesca Segal)

Island Knitting : Beautiful Knitting Patterns Inspired by Coastal Landscapes (by Erika Aberg)

Isles of Scilly : 101 (by Ordnance Survey)

Isobel Hates Change: A joyful picture book about embracing the unexpected (by Mark Chambers)

It Ain’t Over… ’Til the Fatboy Sings (by Norman Cook)

It Ends At Midnight : The addictive bestselling thriller from the author of Blood Orange (by Harriet Tyce)

It Started with a Van : A true story of a home on wheels built on hope, carpet glue and decent brews (by Andy and Claire Stocks)

It's Not Summer Without You : Book 2 in the Summer I Turned Pretty Series (by Jenny Han)

Italia Romantica : English Romantics and Italian Freedom (by Roderick Cavaliero)

Ivy and Bean Boxed Set 2 (by Annie Barrows)

Ivy Compton-Burnett (by Barbara Hardy)

Jack and the Baked Beanstalk (by Colin Stimpson)

Jack-Jack, A Dog with a Job (by Ben Garrod)

James and the Giant Peach (by Roald Dahl)

James and the Giant Peach (Colour Edition) (by Roald Dahl)