Books by Peter D. Riley
19 books by Peter D. Riley, rated for reading level and content intensity.
Peter D. Riley has 11 rated books in HootRated's catalog spanning Grade 3–8 reading level. The typical Peter D. Riley book lands at Grade 7, with average content intensity 1.3/5. Peter D. Riley's books span 3 series, including Everyday Science (Gareth Stevens), Cycles in Science, Making Sense of Science.
Reading level alone doesn't tell parents whether a Peter D. Riley book is right for a child. 91% of Peter D. Riley's rated titles are at Gentle or Mild intensity — appropriate for sensitive readers or kids reading ahead of their emotional readiness. 9% are rated Intense or Very Intense. The intensity badges below (green → red) help you match books to your child's emotional readiness, not just their reading ability. See our methodology for how we rate.
Food chains
Peter D. Riley
Food chains
Peter D. Riley
Electricity (Everyday Science)
Peter D. Riley
Electricity (Everyday Science)
Peter D. Riley
Survivor's science in the forest
Peter D. Riley
Survivor's science in the forest
Peter D. Riley
Energy
Peter D. Riley
Energy
Peter D. Riley
Food
Peter D. Riley
Food
Peter D. Riley
Materials
Peter D. Riley
Materials
Peter D. Riley
Earth
Peter D. Riley
Earth
Peter D. Riley
The Earth In Space (Making Sense of Science)
Peter D. Riley
The Earth In Space (Making Sense of Science)
Peter D. Riley
Life on Earth
Peter D. Riley
Life on Earth
Peter D. Riley
Light And Color (Making Sense of Science)
Peter D. Riley
Light And Color (Making Sense of Science)
Peter D. Riley
Materials And Matter (Making Sense of Science)
Peter D. Riley
Materials And Matter (Making Sense of Science)
Peter D. Riley
The Human Body (Making Sense of Science)
Peter D. Riley
The Human Body (Making Sense of Science)
Peter D. Riley
Sound And Vibrations (Making Sense of Science)
Peter D. Riley
Sound And Vibrations (Making Sense of Science)
Peter D. Riley
Electricity And Power (Making Sense of Science)
Peter D. Riley
Electricity And Power (Making Sense of Science)
Peter D. Riley
Food Chains (Straightforward Science)
Peter D. Riley
Food Chains (Straightforward Science)
Peter D. Riley
Learning Center Kit Teacher's Book (Windows on the World - The Earth)
Peter D. Riley
Learning Center Kit Teacher's Book (Windows on the World - The Earth)
Peter D. Riley
Extreme Sports
Peter D. Riley
Extreme Sports
Peter D. Riley
Light
Peter D. Riley
Light
Peter D. Riley
Changing sounds
Peter D. Riley
Changing sounds
Peter D. Riley
Questions about Peter D. Riley's books
- What reading level are Peter D. Riley's books?
- Peter D. Riley's rated books range from Grade 3–8, with the typical book at Grade 7. Each title has a separate content intensity score so parents can choose by emotional readiness, not just text difficulty.
- Are Peter D. Riley's books appropriate for sensitive readers?
- 10 of Peter D. Riley's 11 rated books (91%) are at Gentle or Mild intensity — safe for sensitive readers. 1 (9%) are rated Intense or Very Intense. Average intensity: 1.3/5.
- What age are Peter D. Riley's books appropriate for?
- Peter D. Riley's rated books target Ages 5–8 and Ages 9–12. HootRated rates each book on reading level and content intensity — match both dimensions, not just one.