Books I Loved So Much I Re-Read Them Immediately
The Harry Potter Series by JK Rowling
The Twilight Saga by Stephenie Meyer (Team Edward, all the way!)
The Host by Stephenie Meyer 
The Immortal Instruments Series by Cassandra Clare
Looking For Alaska by John Green
The Time Traveler's Wife by Audrey Niffenegger
Eragon series by Christopher Paolini
A Wrinkle in Time series by Madeleine L'Engle (Hooked me on sci-fi/fantasy as a kid.)
 Image from Arthur's Fantasy & Fairy Clipart 
NOTE: I still read voraciously but no longer update this page

YA and Mid-Grade Books I Highly Recommend:
Picture Me Gone by Meg Rosoff
The Coldest Girl in Coldtown by Holly Black

Aristotle & Dante Discover the Secrets of the Universe by Benjamin Saenz
Waiting for Normal by Leslie Connor
Inside Out by Terry Trueman
The Twilight Saga by Stephenie Meyer  (I know, again)

Deserted by Deena Lipomi
Harry Potter and the Half-Blood Prince by JK Rowling

Memoirs of a Teenage Amnesiac by Gabrielle Zevin
Harry Potter and the Order of the Phoenix by JK Rowling
Opposition by Jennifer Armentrout

Clockwork Angel, Clockwork Prince, and Clockwork Princess by Cassandra Clare
City of Lost Souls, and City of Heavenly Fire by Cassandra Clare

Eleanor & Park by Rainbow Rowell
The Treatment by Suzanne Young

Double Helix by Nancy Werlin
One Moment by Kristina McBride

All Our Yesterdays by Cristin Terrill
Please Ignore Vera Dietz by A.S. King
The Impossibly Knife of Memory by Laurie Halse Anderson
Dreams of Gods and Monsters by Laini Taylor
The Fault in Our Stars by John Green

These Broken Stars by Amie Kaufman and Meagan Spooner
Everbound by Brodi Ashton
In Darkness by Nick Lake
Eliza Bing is (Not) a Big Fat Quitter by Carmella Van Vleet
An Infidel in Paradise by Susan Laidlaw

Joey Pigza Loses the Key and Joey Pigza Loses Control by Jack Gantos
Scintillate by Tracy Clark
The One and Only Ivan by Katherine Applegate
Code Name Verity by Elizabeth Wein
Extremely Loud and Incredibly Close by Jonathan Safran Foer

Before I Fall by Lauren Oliver
Ask the Passengers by A.S. King
The Difference Between You and Me by Madeleine George
The Name of the Star, and The Madness Underneath by Maureen Johnson
Punkzilla by Adam Rapp
Daughter of Smoke and Bone, and Days of Blood and Starlight by Laini Taylor
Parrot in the Oven by Victor Martinez
Rules of Survival by Nancy Werlin
Shucked by Megg Jensen
Pandemonium, and Requiem by Lauren Oliver 
What I Saw and How I Lied by Judy Blundell
Linked by Imogen Howson
All the Truth That's in Me by Julie Berry
Legend, Prodigy, and Champion by Marie Lu
Gravity, and Hover by Melissa West
Catching Fire, and Mockingjay by Suzanne Collins 
Divergent, Insurgent, and Allegiant by Veronica Roth
Sisterland by Curtis Sittenfeld
Riding Freedom by Pam Munoz Ryan
The Outsiders by S.E. Hinton
Parallel by Lauren Miller
Al Capone Does My Shirts by Gennifer Choldenko
The Theory of Everything by Kari Luna
The 39 Clues, Maze of Bones by Rick Riordan
Juliet Immortal and Romeo Redeemed by Stacey Jay
Theft of the Star Tracker by Lisa Tiffin
Blackout by Deena Lipomi
Awaken by Meg Cabot
The Loop by Shandy Lawson
War Horse by Michael Morpurgo
The Invention of Hugo Cabret by Brian Selznick
The Spectacular Now by Tim Tharp
Eye of the Storm by Kate Messner
Angus, Thongs and Full-Frontal Snogging by Louise Rennison
Goblin Secrets by William Alexander
Starcrossed, Dreamless, and Goddess by Josephine Angelini
The Whipping Boy by Sid Fleischmann
The Marked Son by Shea Berkley
Gravity by Melissa West
Fat Kid Rules the World by K.L. Going
Frozen Fire by Tim Bowler
Everneath and Everbound by Brodi Ashton
Delirium trilogy by Lauren Oliver
Unwanteds by Lisa McMann
Wonder by RJ Palacio
Sweethearts by Sara Zarr
Leviathan by Scott Westerfeld
Reached by Ally Condie
Endure by Carrie Jones
The Tiger Rising by Kate DiCammilo
Lux Series by Jennifer Armentrout (Obsidian, Onyx, and Opal)
There is No Dog by Meg Rosoff
Crossed by Ally Condie
The Body of Christopher Creed by Carol Plum-Ucci
Hopeless by Colleen Hoover
Tales of the Madman Underground by John Barnes
The Trylle Trilogy by Amanda Hocking
Firegirl by Tony Abbott
Infidel by Ted Dekker
The Dark is Rising by Susan Cooper
The Grey King by Susan Cooper
The Disreputable History of Frankie Landau-Banks by E. Lockhart
The Hobbit by J.R.R. Tolkien (re-read for movie, with my kids) 
Divergence and Insurgence by Veronica Roth
Walk Two Moons by Sharon Creech
Pants on Fire by Meg Cabot
Breaking Dawn (re-read for movie) by Stephanie Meyer
Where Things Come Back by John Corey Whaley
When Zachary Beaver Came to Town by Kimberly Willis Holt
Hope Was Here by Joan Bauer
Inside Out & Back Again by Thanhha Lai
Endlessly by Kiersten White
The Princess of Trelian by Michelle Knudsen
The Chosen by Ted Dekker
Honey, Baby, Sweetheart by Deb Caletti
Breathing Room by Marsha Hayles
Rachel Spinelli Punched Me in the Face by Paul Acampora
Vanished by Sheela Chari
Around The World by Matt Phelan
Artemis Fowl: The Last Guardian by Eoin Colfer
Destined by Aprilynne Pike
Thumped by Megan McCafferty
Bridge to Terabithia by Margaret Paterson
Before I Die by Jenny Downham
Green Angel and Green Witch by Alice Hoffman
City of Lost Souls by Cassandra Clare
Underworld by Cassandra Clare
Wintersmith by Terry Pratchett
Life as we knew it by Susan Beth Pfeffer
The Westing Game by Ellen Raskin
Freak the Mighty by Rodman Philbrick
Something, Maybe by Elizabeth Scott
Shug by Jenny Han
Sorry, I spent the month catching up on adult fiction and starting the Harry Potter series with my kids. :-)
Okay for Now by Gary Schmidt (I also highly recommend his books Lizzie Bright and the Buckminster Boy and The Wednesday Wars)
Ship Breaker by Paolo Bacigalupi
Diary of a Wimpy Kid series by Jeff Kinney
The Fault In Our Stars by John Green
Amulet by Kazu Kibuishi
Mockingbird by Kathryn Erskine
Another Faust by Daniel and Dina Nayeri
Swear by Nina Malkin
The Scorpio Races by Maggie Stiefvater
Imaginary Girls by Nova Ren Suma
Inheritance by Christopher Paolini
A Funny Thing Happened on the Way to the Future by Michael J. Fox
Fairest by Gail Carson Levine (listen to excellent full-cast audio production if possible)
The Night Circus by Erin Morgenstern
The Dragon of Trelian by Michelle Knudsen
The Underneath by Kathy Appelt
Cirque Du Freak by Darren Shan
Cirque Du Freak: The Vampire's Assistant by Darren Shan
Parrotfish by Ellen Wittlinger
Scrawl by Mark Shulman
Illusions by Aprilynne Pike
Supernaturally by Kiersten White
The First Part Last by Angela Johnson
The Help by Kathryn Stockett (not technically YA, but I think everyone should read this book)
Starcrossed by Josephine Angelini
Wildefire by Karsten Knight
Entice by Carrie Jones
The Magicians by Lev Grossman
Monster Squad: The Slime That Would Not Die by Laura Dower
The Deadlies: Felix Saves the Day by Kathryn Lasky
House of the Scorpion by Nancy Farmer
Dragon Breath by Ursula Vernon
The Midwife's Apprentice by Karen Cushman
Many Stones by Carolyn Coman
Wings and Spells by Aprilynne Pike
Abandon by Meg Cabot
Seth Baumgartner's Love Manifesto by Eric Luper
Where She Went by Gayle Forman
Sacred Scars by Kathleen Duey
Eighth Grade Bites, the Chronicles of Vladimir Tod by Heather Brewer
The Maze Runner by James Dashner
City of Fallen Angels by Cassandra Clare
Skin Hunger by Kathleen Duey
Beautiful Creatures by Cami Garcia and Margaret Stohl
Struts and Frets by Jon Skovron
February 2011
Paranormalcy by Kiersten White
Matched by Allie Condie
Extraordinary by Nancy Werlin
Across the Universe by Beth Revis
January 2011
Among the Hidden by Margaret Peterson Haddix
The Lost Hero by Rick Riordan
Swoon by Nina Malkin
December 2010
Monsters of Men by Patrick Ness
The Duff by Kody Keplinger
The Replacement by Brenna Yovanoff
I Was a Teenage Fairy by Francesca Lia Block
November 2010
A Long Walk to Water by Linda Sue Park
Skybreaker by Kenneth Oppel
The Demon King by Cinda Williams Chima
Guitar Boy by MJ Auch
October 2010
The Devil's Arithmetic by Jane Yolen
Little Brother by Cory Doctorow
Cloaked in Red by Vivian Vande Velde
I took a sci-fi/fantasy workshop this month, so I read tons of wonderful stories written by my classmates.
September 2010
Personal Demons by Lisa Desrochers
The Ask and the Answer by Patrick Ness
Clockwork Angel by Cassandra Clare
The Chocolate War by Robert Cormier
Airborn by Kenneth Oppel
Mockingjay by Suzanne Collins
August 2010
The Monstrumologist by Rick Yancey
The Knife of Never Letting Go by Patrick Ness
The Sky is Everywhere by Jandy Nelson
Artemis Fowl: The Atlantis Complex by Eoin Colfer
July 2010
Impossible by Nancy Werlin
I Wanna Be Your Joey Ramone by Stephanie Kuehnert
The Lottery by Shirley Jackson
Hoot by Carl Hiaasen
June 2010
Keturah and Lord Death by Martine Leavitt
The Forest of Hands and Teeth by Carrie Ryan
Hush, Hush by Becca Fitzpatrick
Stargirl by Jerry Spinelli
The Art of Racing in the Rain by Garth Stein
May 2010
Will Grayson & Will Grayson by John Green and David Levithan
Devil's Kiss by Sarwat Chadda
The Brilliant Fall of Gianna Z. by Kate Messner
The Book of Tormod: A Templar's Apprentice by Kat Black
Lessons From a Dead Girl by Jo Knowles
April 2010
See You Down the Road by Kim Ablon Whitney
I Am The Messenger by Markus Zusak
Tantalize and Eternal by Cynthia Leitich Smith
March 2010
Need and Captivate by Carrie Jones
Flash Burnout by LK Madigan
February 2010
Graceling by Kristin Cashore
When You Reach Me by Rebecca Stead
Fairy Tale by Cyn Balog
If I Stay by Gayle Forman
January 2010
The Book Thief by Markus Zusak
Going Bovine by Libba Bray (I also love her Gemma Doyle series)
13 Reasons Why by Jay Asher
Armageddon Summer by Jane Yolen and Bruce Coville
Some books I read prior to 2010 but loved 
The Absolutely True Diary of a Part-Time Indian by Sherman Alexie
Nation by Terry Pratchett
Wake trilogy by Lisa McMann
White Darkness by Geraldine McCaughrean
The Hunger Games and Catching Fire by Suzanne Collins
Percy Jackson and the Olympians series by Rick Riordan (I did not know of his Greek myth-inspired books until after I'd written mine--honest!)
Such a Pretty Girl by Laura Wiess
Dairy Queen trilogy by Catherine Gilbert Murdock
The Sloppy Firsts series by Megan McCafferty
Stuck in Neutral or anything else by Terry Trueman
Rules by Cynthia Lord
Speak, Wintergirls, or anything else by  Laurie Halse Anderson
It's Kind of a Funny Story by Ned Vizzini
The Graveyard Book, and Coraline by Neil Gaiman
The Giver, Number The Stars, or anything else by Lois Lowry
The Hobbit and The Lord of the Rings trilogy by J.R.R. Tolkien
Uglies series by Scott Westerfeld
Ender's Game by Orson Scott Card
How to Ditch Your Fairy and Magic or Madness by Justine Larbalestier
Tithe and Ironside by Holly Black
A Single Shard by Linda Sue Park
Wingnut by MJ Auch
Heir Apparent and Allison Who Went Away by Vivian Vande Velde
Story of a Girl by Sara Zarr
The Artemis Fowl series by Eoin Colfer
A Northern Light by Jennifer Donnelly