Science Word Search
A free science word search: atom, molecule, gravity, photosynthesis and more. Great for students and curious adults; online or printable.
Find the words from the list in the grid. Drag from the first letter to the last — or tap the first letter, then the last. Words run across, down or diagonally (on Hard, also backwards).
Find these words
- astronomy
- chemistry
- compound
- friction
- genetics
- hypothesis
- laboratory
- microscope
- molecule
- observation
- organism
- scientist
- telescope
- velocity
About this puzzle
From atoms to ecosystems, this puzzle hides the vocabulary of biology, chemistry, physics and astronomy in one grid.
It is a handy review for students and a fun challenge for anyone who loves science.
How to play
- Choose a level: Easy, Medium or Hard.
- Find a word from the list in the grid and drag across it — or tap its first letter, then its last letter.
- Found words are highlighted and crossed off. Clear the whole list to finish.
Tips
- Scientific words often share endings like “-tion” and “-ology”; look for those letter runs.
- Try Hard for words written backwards.
Science words in this puzzle
Each new grid picks 14 of these 40 words:
astronomy, atom, biology, cell, chemistry, climate, compound, data, density, ecosystem, electron, element, energy, evolution, experiment, formula, fossil, friction, genetics, geology, gravity, hypothesis, laboratory, magnet, mass, microscope, molecule, neutron, observation, organism, photosynthesis, physics, proton, reaction, research, scientist, telescope, theory, velocity, volume
FAQ
Is this suitable for science class?
Yes. Teachers can print it for free for classroom use.