Question 1

What reading level are Leon Gray's books?

Accepted Answer

Leon Gray's books in HootRated's catalog range from Grade 8 reading level, with the typical book landing at Grade 8. 2 rated titles by Leon Gray, each with a separate content intensity score so parents can choose by emotional readiness, not just text difficulty.

Question 2

Are Leon Gray's books appropriate for sensitive readers?

Accepted Answer

2 of Leon Gray's 2 rated books are at Gentle or Mild intensity (100%) — appropriate for sensitive readers. 0 (0%) are rated Intense or Very Intense. Average content intensity across Leon Gray's rated catalog is 1/5.

Question 3

What age are Leon Gray's books appropriate for?

Accepted Answer

Leon Gray's rated books target Ages 9–12. HootRated rates each book on two axes — reading level (text difficulty) and content intensity (emotional weight) — so parents of advanced readers or sensitive kids can pick what matches both dimensions, not just one.

Books by Leon Gray

Tin (Elements)

Iodine

Chemical Reactions- Chemistry Matters!

Chemistry Matters!

Extraordinary animals

National Geographic Countries of the World

Life in Extreme Places

Basics of the Periodic Table

How Does GPS Work?

How Does GPS Work?

What is a social network and how do I use it?

Polar Lands