What reading level is Cobalt?

Cobalt by Susan Watt is at a Level 8-9 reading level. Recommended for Middle Grades readers (Ages 9-12).

What age is Cobalt appropriate for?

Cobalt is recommended for Ages 9-12. Content intensity: "Gentle" (1/5).

What genre is Cobalt?

Cobalt is nonfiction. Part of the Elements (Marshall Cavendish) series.

Does Cobalt have any content warnings?

Cobalt has a content intensity rating of "Gentle" (1/5). No specific content flags noted. On HootRated, every book is rated for emotional, physical, and social content themes to help parents make informed choices.

Cobalt

Susan Watt

Cobalt

Age Rating, Reading Level & Content Guide

by Susan Watt

Elements (Marshall Cavendish)

Reading Level 8-9 Gentle (Lvl 1) Ages 9-12 Sweet Spot

The text is written at a 8th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content is gentle with no concerning themes.

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About This Book

Discover the fascinating world of cobalt, from its discovery to the unique qualities that make it essential in nature and daily life. Explore how this special element plays a vital role in our bodies and the world around us. Perfect for curious young scientists eager to learn about the building blocks of the universe.

Themes

Science & NatureChemical ElementsEducation

Quick Assessment

This is a Level 8-9 book with gentle content intensity. It's a Sweet Spot read — challenging text with gentle themes, ideal for advanced or 2e readers. No notable content concerns flagged. Written for readers ages 9-12.