What reading level is The Science Fair From the Black Lagoon?

The Science Fair From the Black Lagoon by Mike Thaler is at a Level 3-4 reading level (Lexile 670L). Recommended for Lower Grades readers (Ages 5-8).

What age is The Science Fair From the Black Lagoon appropriate for?

The Science Fair From the Black Lagoon is recommended for Ages 5-8. HootRating: 8C (Clear).

What genre is The Science Fair From the Black Lagoon?

The Science Fair From the Black Lagoon is fiction — Juvenile Fiction.

Does The Science Fair From the Black Lagoon have any content warnings?

The Science Fair From the Black Lagoon has a HootRating of 8C (Clear). No specific content flags noted. On HootRated, every book is rated across four dimensions — emotional, physical, social, and thematic — to help parents make informed choices.

How many pages is The Science Fair From the Black Lagoon?

The Science Fair From the Black Lagoon by Mike Thaler is 64 pages.

Reviewed by HootRated editorial · Last updated September 7, 2026

The Science Fair From the Black Lagoon

Mike Thaler

The Science Fair From the Black Lagoon

Age Rating, Reading Level & Content Guide

by Mike Thaler

Reading Level 3-4 8C Ages 5-8 Balanced Read

The text is written at a 3rd grade reading level, the subject matter is intended for younger children (ages 5–8), and the content is gentle with no concerning themes.

Find on Amazon Listen on Audible

We may earn a commission from these links. Bookshop.org supports independent bookstores with every purchase.

About This Book

Have you ever wondered what it takes to create a cool invention? In a classroom full of curious kids, everyone has to come up with something amazing for the science fair. But will their wild ideas actually work, or will things get a little messy?

Themes

Science & Nature FriendshipSchool Life

Quick Assessment

This early reader book follows a group of young students as they navigate the challenges of inventing projects for their school science fair. Suitable for ages 5-8, it offers a fun introduction to scientific thinking and creativity without any intense content. Parents can expect a lighthearted story that encourages problem-solving and curiosity.

Why we rated The Science Fair From the Black Lagoon 8C

The Science Fair From the Black Lagoon is written at a Level 3-4 reading level with a Lexile measure of 670L across 64 pages. Strong independent readers around grade 4.5 can typically handle this book on their own; with parent or teacher support, The Science Fair From the Black Lagoon works for readers up to grade 5.5.

We rate The Science Fair From the Black Lagoon as 8C ("Clear") because the content sits in the "Gentle" range — no conflict beyond everyday childhood experiences. Across our four dimensions (emotional, physical, social, thematic) the book reads as evenly gentle; no single dimension stands out as a concern.

No specific content flags were raised by community reviewers, which is consistent with the gentle intensity score.

Thematically, The Science Fair From the Black Lagoon explores science & nature, friendship, and school life — these threads give the book room to mean different things to different readers.

Good fit for

✓ Children in the Ages 5-8 range — the maturity and attention span match the story's pacing.
✓ Patient readers who enjoy slower, character-driven stories.
✓ Kids drawn to stories about science & nature, friendship, school life.