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Free Printable Science, Space & Tech Puzzles

From the lab bench to the night sky to the inside of your computer, this set covers science, space and technology in word search, crossword and cryptogram form — planets, constellations, famous inventors, general science vocabulary and the parts inside a PC. Every puzzle prints on a single page with a fold-over answer key.

Word searches · crosswords · cryptogram — planets, the night sky, the lab, famous inventors and computer parts

All science, space & tech puzzles (8)
Medium

Science Lab

Word Search

Lab equipment and science terms hidden in the grid.

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Medium

The Night Sky

Word Search

Stars, constellations and astronomy terms to hunt down.

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Medium

Famous Inventors

Word Search

Names and inventions from history's great inventors.

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Easy

Planets

Word Search

A gentle grid built around the planets of our solar system.

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Medium

Science & Nature Crossword

Crossword

A dense crossword covering science and the natural world.

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Medium

Science Cryptogram

Cryptogram

Crack the substitution cipher to reveal a science-themed quote.

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Hard

Computer Parts Crossword

Crossword

24 computer hardware terms fit into the grid, with clues and a word bank.

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Hard+

Computer Parts Word Search

Word Search

37 computer hardware terms hidden across, down and diagonally — a long, dense list with no bonus mechanic.

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