Celebrate Earth Day 2024 with a fun printable word puzzle for upper elementary and middle school students.
Kids will be challenged to fit all 35 Earth Day themed words into the word puzzle.
The fill in word puzzle makes an educational and fun indoor Earth Day activity. It’s free to download and print.
Difficulty Level
Although the vocabulary is more advanced, the puzzle’s difficulty level is not hard.
It’s a fun puzzle kids are sure to enjoy. It’s meant for students in upper elementary and middle school.
This word puzzle complements the 6th grade Earth Day themed spelling list. Twelve of its words are included in this puzzle.
Most of the remaining words are previously learned spelling words from earlier grades. That makes this puzzle a perfect spelling activity for grade 6 students.
Earth Day Words
This printable fill in word puzzle has 35 Earth Day vocabulary words about helping and protecting the environment. Words like:
- biodegradable
- compost
- conservation
- ecology
- environment
- oceans
- recycle
It has 4 letter words all the way up to 13 letter words.
How to Do a Fill in Puzzle
A fill in puzzle is similar to a crossword puzzle, except instead of being given a clue, the puzzle’s words are given from the start. The challenge is fitting all the given words into the puzzle.
The words of the puzzle are organized based on the number of letters.
A 5 letter word can only be written in a word box meant for 5 letters. So all the puzzle’s words can fit in, usually only one spot will work for each word.

Free Printable Earth Day Word Fill In Puzzle
You can download and print a free copy of this Earth Day fill in word puzzle below.
The pdf will be sent to your email and includes an answer page.
More Earth Day Printable Activities
Here are more free printable Earth Day word puzzles for kids:
- 6th grade word search
- an Earth Day crossword puzzle with 5th grade spelling words
- easy word search for kids around 1st or 2nd grade
- save planet Earth word puzzles and spelling games where kids will learn the vocabulary and to read, write, and spell 35 Earth Day words.
Earth Day Word Puzzle Answer Key
Here is the answer key for this Earth Day puzzle. The answers are also included in the downloaded pdf.

You can find more printable Earth Day activities here.
Mary
Saturday 23rd of April 2022
Are answer keys available to save us time to access them more quickly?
Melanie Thomas
Monday 25th of April 2022
Hi Mary, I just added an answer key for this puzzle at the bottom.
sue
Friday 22nd of April 2022
Thank you!