Classic Crosswords Science Easy — Set 30
🔬 Science Crossword #1
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Across
- 3. How often something happens in a given time
- 5. Two or more substances mixed together but not chemically joined
- 6. The tiny building block that makes up all living things
- 8. A glass building for growing plants or the warming effect on Earth
Down
- 1. To say what you think will happen based on evidence
- 2. A pattern of energy moving through space or matter
- 4. Facts that show something is true
- 7. The power that makes things move or change
Show answers
- 3 Across: How often something happens in a given time (9)FREQUENCY
- 5 Across: Two or more substances mixed together but not chemically joined (7)MIXTURE
- 6 Across: The tiny building block that makes up all living things (4)CELL
- 8 Across: A glass building for growing plants or the warming effect on Earth (10)GREENHOUSE
- 1 Down: To say what you think will happen based on evidence (7)PREDICT
- 2 Down: A pattern of energy moving through space or matter (4)WAVE
- 4 Down: Facts that show something is true (8)EVIDENCE
- 7 Down: The power that makes things move or change (6)ENERGY
🔬 Science Crossword #2
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Across
- 2. A tiny particle of light energy
- 4. To write down information for later use
- 7. To find the size, amount, or degree of something
- 8. A mountain with an opening that can erupt hot lava
Down
- 1. A tool that makes very tiny things look bigger
- 3. An educated guess about what will happen in an experiment
- 5. When a solid mixes into a liquid and seems to disappear
- 6. Related to the large plates that make up Earth's surface
Show answers
- 2 Across: A tiny particle of light energy (6)PHOTON
- 4 Across: To write down information for later use (6)RECORD
- 7 Across: To find the size, amount, or degree of something (7)MEASURE
- 8 Across: A mountain with an opening that can erupt hot lava (7)VOLCANO
- 1 Down: A tool that makes very tiny things look bigger (10)MICROSCOPE
- 3 Down: An educated guess about what will happen in an experiment (10)HYPOTHESIS
- 5 Down: When a solid mixes into a liquid and seems to disappear (8)DISSOLVE
- 6 Down: Related to the large plates that make up Earth's surface (8)TECTONIC
🔬 Science Crossword #3
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Across
- 2. A glass container used in science experiments
- 5. A natural solid substance found in the earth
- 7. The part of an experiment that stays the same for comparison
- 8. When water changes from a liquid to a gas
Down
- 1. The tiny building block that makes up all living things
- 3. When light bounces off a surface like a mirror
- 4. Facts and information collected from experiments
- 6. Vibrations that travel through the air and are heard by ears
Show answers
- 2 Across: A glass container used in science experiments (6)BEAKER
- 5 Across: A natural solid substance found in the earth (7)MINERAL
- 7 Across: The part of an experiment that stays the same for comparison (7)CONTROL
- 8 Across: When water changes from a liquid to a gas (11)EVAPORATION
- 1 Down: The tiny building block that makes up all living things (4)CELL
- 3 Down: When light bounces off a surface like a mirror (10)REFLECTION
- 4 Down: Facts and information collected from experiments (4)DATA
- 6 Down: Vibrations that travel through the air and are heard by ears (5)SOUND
🔬 Science Crossword #4
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Across
- 1. All the chemical processes in your body that keep you alive
- 3. The remains of a plant or animal from long ago preserved in rock
- 6. The tiny building block that makes up all living things
- 7. The central part of a cell that controls its activity
- 8. The speed of something in a given direction
- 9. A unit of information that passes traits from parents to children
Down
- 2. The upward force that makes things float in water
- 4. A final decision reached after studying results
- 5. Two or more atoms joined together
Show answers
- 1 Across: All the chemical processes in your body that keep you alive (10)METABOLISM
- 3 Across: The remains of a plant or animal from long ago preserved in rock (6)FOSSIL
- 6 Across: The tiny building block that makes up all living things (4)CELL
- 7 Across: The central part of a cell that controls its activity (7)NUCLEUS
- 8 Across: The speed of something in a given direction (8)VELOCITY
- 9 Across: A unit of information that passes traits from parents to children (4)GENE
- 2 Down: The upward force that makes things float in water (8)BUOYANCY
- 4 Down: A final decision reached after studying results (10)CONCLUSION
- 5 Down: Two or more atoms joined together (8)MOLECULE
🔬 Science Crossword #5
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Across
- 2. A form of energy that makes things warm
- 6. All the chemical processes in your body that keep you alive
- 8. The natural home of an animal or plant
Down
- 1. The part of an experiment that stays the same for comparison
- 3. A change in a living thing that helps it survive
- 4. A pure substance made of only one type of atom
- 5. Two or more substances mixed together but not chemically joined
- 7. The amount of matter in an object
Show answers
- 2 Across: A form of energy that makes things warm (4)HEAT
- 6 Across: All the chemical processes in your body that keep you alive (10)METABOLISM
- 8 Across: The natural home of an animal or plant (7)HABITAT
- 1 Down: The part of an experiment that stays the same for comparison (7)CONTROL
- 3 Down: A change in a living thing that helps it survive (10)ADAPTATION
- 4 Down: A pure substance made of only one type of atom (7)ELEMENT
- 5 Down: Two or more substances mixed together but not chemically joined (7)MIXTURE
- 7 Down: The amount of matter in an object (4)MASS
Solver Notes
Enjoy our collection of classic crossword puzzles featuring traditional grid layouts and a wide range of topics. Each puzzle is free to download, print, and solve at your own pace.
What are classic crossword puzzles?
Classic crossword puzzles use a traditional symmetric grid where solvers fill in words based on numbered clues. Each puzzle features interlocking horizontal and vertical answers that share common letters, creating an engaging word challenge.
How do I solve a classic crossword puzzle?
Start with the clues you know for certain and fill in those answers first. Use the crossing letters to help you figure out harder clues. Work through the across and down clues systematically, and don't be afraid to use a pencil so you can erase.
Who are classic crosswords best suited for?
Classic crossword puzzles are ideal for adults and older students who enjoy vocabulary challenges and general knowledge trivia. They work well for solo relaxation, classroom activities, or group puzzle-solving sessions.
How many classic crossword puzzles are available?
Our library includes dozens of classic crossword puzzles spanning topics like general knowledge, geography, history, and sports. New puzzles are added regularly so you always have fresh challenges to print and solve.
What is the difference between classic and quick crosswords?
Classic crossword puzzles use larger grids with more complex clues and require broader vocabulary knowledge. Quick crosswords feature smaller grids and simpler clues, making them faster to complete and more accessible for beginners.