In no particular order, these were Free Reading books for Years 4 & 6.

As many Landmark books as they can get their hands on
Amos Fortune, Free Man by Elizabeth Yates
Bulletproof George Washington by David Burton
Calico Captive by Elizabeth Speare
Diary of an Early American Boy by Eric Sloane
I Sailed on the Mayflower by R. Pilkington
Johnny Tremain by Esther Forbes
Little Women, Little Men, Jo’s Boys, Jack and Jill by L M Alcott
Mama’s Bank Account by Esther Forbes
Mountain Born by Elizabeth Yates
Peterkin Papers by Lucretia Hale
Shakespeare Stealer
Sign of the Beaver by Elizabeth Speare
Swallows and Amazon series by Arthur Ransome
Tales of Avonlea by LM Montgomery
The Black Stallion by Walter Farley
The Chestry Oak by Kate Seredy
The Good Master by Kate Seredy
The Singing Tree by Kate Seredy
The White Stag by Kate Seredy
The Secret of the Fourth Candle by Patricia St. John
The Story of Napoleon by H E Marshall
The Tale of Desperaux by Kate DiCamillo
The Wolfling by Sterling North
Tree of Freedom by Rebecca Caudill
Why Not, Lafayette? by Jean Fritz
Why Don’t You Get a Horse Sam Adams? by Jean Fritz
A Little Brother to the Bear by William Long
Adventures of Huckleberry Finn by Mark Twain
Charles Dickens by Diane Stanley
Flying High: The Amazing Story of Betty Greene
Journey to the Center of the Earth by Jules Verne
Jungle Pilot by Nate Saint
Number the Stars by Lois Lowry
Pinocchio by Carlo Collodi
Roll of Thunder, Hear my Cry by Mildred Taylor
The Book of Three by Lloyd Alexander (series)
The Bronze Bow by Elizabeth Speare
The Cat of Bubastes by GA Henty
The Von Trapp Family Singers by M Von Trapp
Twenty Thousand Leagues under the Sea by Jules Verne
Twice Freed by Patricia St. John