Here are some summer reading suggestions.
You can also check out What to Read? for more good books to read.
Enclave by Ann Aguirre
City of Ember by Jeanne DuPrau
Tunnels by Roderick Gordon
Letters from a Slave Boy: The Story of Joseph Jacobs by Mary E. Lyons
The Mermaid's Mirror by L.K. Madigan
The Time Capsule by Lurlene McDaniel
Life As We Knew It by Susan Beth Pfeffer
Revolver by Marcus Sedgwick
The Children of Hurin by J.R.R. Tolkien
Nightshade City by Hilary Wagner
Ship Breaker by Paolo Bacigalupi
Foundling by D.M. Cornish
The Girl with the Mermaid Hair by Delia Ephron
Neverwhere by Neil Gaiman
The Classic Slave Narratives by Henry Louis Gates Jr.
The Kingdom Beyond Waves by Stephen Hunt
Aquaman by Geoff Johns
Luminous by Dawn Metcalf
Airborn by Kenneth Oppel
Lockdown: Escape from Furnace 1 by Alexander Gordon Smith