Bumba Books; First Look at Space Books in Order
Bumba Books; First Look at Space is a 2-book series by Walt K. Moon for ages 5–8, at a grade 1 reading level, with gentle content (HootRated intensity 1/5).
- Books
- 2
- By publication date
- Content intensity
- Gentle
- HootRated 1/5
Bumba Books; First Look at Space Reading Order
Series numbers aren't available for most Bumba Books; First Look at Space books, so they're listed by publication date (oldest first).
| # | Title | Reading Level | Ages | Content |
|---|---|---|---|---|
| 1 | Let's Explore the Moon 2017 | Level 1-2 | 5-8 | Gentle |
| 2 | Let's Explore the Sun 2017 | Level 1-2 | 5-8 | Gentle |
Content Intensity Across the Series
ConsistentContent stays at a steady intensity level throughout the series.
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. Bumba Books; First Look at Space (2 books by Walt K. Moon) lands at a grade 1 reading level, with average content intensity 1/5. Intensity stays consistent across the series, so a reader who can handle the first book can generally handle the rest.
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.
All Bumba Books; First Look at Space Books
Series Like Bumba Books; First Look at Space: What to Read Next
Similar reading level, content intensity and themes.
- Bumba Books; Let's Explore Countries by Walt K. Moon 3 books · Grades 1–2 · gentle content
- Bumba Books; Season Fun by Walt K. Moon 3 books · Grade 1 · gentle content
- Little Green Readers by Meredith Costain 17 books · Grades 1–3 · gentle content
- Scholastic Reader: Level 1 by J. E. Morris 6 books · Grades K–3 · gentle content
- 1,2,3...Count with Me; Amicus Readers by Tracey E. Dils 5 books · Grades 1–2 · gentle content
- Father Goose: Animal Rhymes by Charles Ghigna 5 books · Grades 1–2 · gentle content
Questions about the Bumba Books; First Look at Space series
- What reading level is the Bumba Books; First Look at Space series?
- Bumba Books; First Look at Space books are at a grade 1 reading level (average grade level 1.4), and HootRated recommends the series for ages 5–8. There are 2 books in the series.
- What order should I read the Bumba Books; First Look at Space books?
- Series numbers aren't available for most Bumba Books; First Look at Space books, so HootRated lists them by publication date: Let's Explore the Moon (2017); Let's Explore the Sun (2017).
- What age is the Bumba Books; First Look at Space series appropriate for?
- HootRated recommends Bumba Books; First Look at Space for ages 5–8. Content is gentle (HootRated intensity 1/5). Intensity stays consistent across the series, so a reader who can handle the first book can generally handle the rest.