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Ocean crossword puzzle (free printable)

Dive into a sea life crossword: whales, coral, tides and the creatures of the deep, with clues that teach a fact each.

Ocean Crossword

13 × 12 grid · 6 across, 6 down

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Ocean Crossword

NameDate

1234567891011

Across

  1. 4 Fish with rows of sharp teeth (5)
  2. 5 Reptile with a shell that nests on beaches (6)
  3. 6 Red shellfish with big claws (7)
  4. 9 Plant-like algae of the sea (7)
  5. 10 Five-armed animal on the sea floor (8)
  6. 11 See-through animal that can sting (9)

Down

  1. 1 Tiny animals that build reefs (5)
  2. 2 Largest animal that has ever lived (5)
  3. 3 Walks sideways on the beach (4)
  4. 5 Daily rise and fall of the sea (4)
  5. 7 Fish whose father carries the eggs (8)
  6. 8 Has eight arms and three hearts (7)

Ocean Crossword — Answer key

1C2W3CO4SHARK5TURTLEAAIALBD6LOB7STEREE8O9SEAWEEDCHTOO10STARFISHPSU11JELLYFISH

Across

  1. 4 Fish with rows of sharp teeth (5) SHARK
  2. 5 Reptile with a shell that nests on beaches (6) TURTLE
  3. 6 Red shellfish with big claws (7) LOBSTER
  4. 9 Plant-like algae of the sea (7) SEAWEED
  5. 10 Five-armed animal on the sea floor (8) STARFISH
  6. 11 See-through animal that can sting (9) JELLYFISH

Down

  1. 1 Tiny animals that build reefs (5) CORAL
  2. 2 Largest animal that has ever lived (5) WHALE
  3. 3 Walks sideways on the beach (4) CRAB
  4. 5 Daily rise and fall of the sea (4) TIDE
  5. 7 Fish whose father carries the eggs (8) SEAHORSE
  6. 8 Has eight arms and three hearts (7) OCTOPUS

About this ocean crossword

This free ocean crossword has 12 answers — 6 across and 6 down — in a 13 × 12 grid. Every clue was written for this puzzle. It prints on one page with the answer key on the next, and you can also solve it online: type into the squares and press Check answers to see any wrong letters.

Answers

WHALE, SHARK, OCTOPUS, CORAL, JELLYFISH, SEAHORSE, STARFISH, TIDE, CRAB, SEAWEED, LOBSTER, TURTLE

Ways to use it

  • Kick off an ocean science unit
  • Aquarium field trip follow-up
  • Beach vacation activity

Puzzle facts

Answers12 (longest: JELLYFISH, 9 letters)
Grid13 × 12 squares, 6 across and 6 down
Recommended forAges 7+
HelpsLetter counts after each clue
Answer keyYes — on page 2 when printed
FormatsPrint, PDF (via your browser's print dialog), PNG, play online

How to print or save as PDF

  1. Click Print / PDF above the puzzle.
  2. Choose your printer, or choose "Save as PDF" as the destination to keep a file.
  3. Print at 100% scale on letter or A4 paper. Page 1 is the puzzle, page 2 is the answer key.

FAQ

Is this ocean crossword free to print?

Yes. The puzzle and its answer key are free to print, save as PDF or download as PNG for home, classroom or party use. No sign-up is needed.

What age is this ocean crossword for?

Ages 7+. It has 12 answers in a 13 × 12 grid, with letter counts after each clue.

Where is the answer key?

Click Answer key above the puzzle to see it on screen. When you print, the answer key comes out on its own page after the puzzle.

Can I change the words or clues?

Yes. Click Customize to open this exact crossword in the free crossword maker, where you can edit the clues, add or remove words, add a word bank and print your own version.

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