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Alternator Books; Boss Lady Bios Books in Order

Alternator Books; Boss Lady Bios is a 4-book series by Heather E. Schwartz for ages 9–12, at a grades 5–6 reading level, with gentle to moderate content (HootRated intensity 1–3 out of 5).

Books
4
By publication date
Reading level
Grades 5–6
Average grade level 5.4
Recommended ages
Ages 9–12
From HootRated age ratings
Content intensity
Gentle to moderate
HootRated 1–3 out of 5 · avg 1.5

Alternator Books; Boss Lady Bios Reading Order

Series numbers aren't available for most Alternator Books; Boss Lady Bios books, so they're listed by publication date (oldest first).

# Title Reading Level Ages Content
1 JoJo Siwa
2020
Level 5 9-12 Gentle
2 Malala Yousafzai
2020
Level 5-6 9-12 Moderate
3 Misty Copeland
2020
Level 5-6 9-12 Gentle
4 Mae Jemison
2021
Level 5-6 9-12 Gentle

Content Intensity Across the Series

Varies

Content intensity ranges from Gentle to Moderate across the series.

1
2
3
4
First book Latest book

Series books grow with readers — but that's also the trap. Most series start at one reading level and one content intensity and drift upward over the course of the run. Alternator Books; Boss Lady Bios (4 books by Heather E. Schwartz) lands at a grades 5–6 reading level, with average content intensity 1.5/5. Intensity varies from book to book, so check individual ratings in the list above.

The reading-order table above lists every book with per-volume reading level, age and intensity ratings so you can spot any escalation before it catches your reader off guard. For a deeper dive into how we score text difficulty vs. emotional weight separately — and why series readers especially benefit from that split — see our methodology page.

Similar reading level, content intensity and themes.

Questions about the Alternator Books; Boss Lady Bios series

What reading level is the Alternator Books; Boss Lady Bios series?
Alternator Books; Boss Lady Bios books are at a grades 5–6 reading level (average grade level 5.4), and HootRated recommends the series for ages 9–12. There are 4 books in the series.
What order should I read the Alternator Books; Boss Lady Bios books?
Series numbers aren't available for most Alternator Books; Boss Lady Bios books, so HootRated lists them by publication date: JoJo Siwa (2020); Malala Yousafzai (2020); Misty Copeland (2020); Mae Jemison (2021).
What age is the Alternator Books; Boss Lady Bios series appropriate for?
HootRated recommends Alternator Books; Boss Lady Bios for ages 9–12. Content is gentle to moderate (HootRated intensity 1–3 out of 5). Intensity varies from book to book, so check individual ratings in the list above.