Classic Crosswords Science Hard — Set 12
🔬 Science Crossword #1
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Across
- 1. The process of getting bigger or more developed
- 4. Facts and information collected from experiments
- 5. A hard solid piece of the Earth made of minerals
- 7. A pure substance made of only one type of atom
- 8. A tiny particle of light energy
Down
- 2. The breaking down of rocks by weather, water, and living things
- 3. The slow process of living things changing over many years
- 6. To write down information for later use
Show answers
- 1 Across: The process of getting bigger or more developed (6)GROWTH
- 4 Across: Facts and information collected from experiments (4)DATA
- 5 Across: A hard solid piece of the Earth made of minerals (4)ROCK
- 7 Across: A pure substance made of only one type of atom (7)ELEMENT
- 8 Across: A tiny particle of light energy (6)PHOTON
- 2 Down: The breaking down of rocks by weather, water, and living things (10)WEATHERING
- 3 Down: The slow process of living things changing over many years (9)EVOLUTION
- 6 Down: To write down information for later use (6)RECORD
🔬 Science Crossword #2
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Across
- 1. The smallest piece of matter that makes up everything
- 6. A push or pull that can change how something moves
- 7. Any water that falls from clouds such as rain, snow, or hail
- 8. To study something carefully to understand it
Down
- 2. To find the size, amount, or degree of something
- 3. When light bounces off a surface like a mirror
- 4. A quick back-and-forth movement
- 5. A natural solid substance found in the earth
Show answers
- 1 Across: The smallest piece of matter that makes up everything (4)ATOM
- 6 Across: A push or pull that can change how something moves (5)FORCE
- 7 Across: Any water that falls from clouds such as rain, snow, or hail (13)PRECIPITATION
- 8 Across: To study something carefully to understand it (7)ANALYZE
- 2 Down: To find the size, amount, or degree of something (7)MEASURE
- 3 Down: When light bounces off a surface like a mirror (10)REFLECTION
- 4 Down: A quick back-and-forth movement (9)VIBRATION
- 5 Down: A natural solid substance found in the earth (7)MINERAL
🔬 Science Crossword #3
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Across
- 3. A form of energy that makes things warm
- 7. A test done to discover something new
- 8. The tiny building block that makes up all living things
- 9. The wearing away of land by water, wind, or ice
Down
- 1. How often something happens in a given time
- 2. The path water takes as it moves between Earth and sky
- 4. A pattern of energy moving through space or matter
- 5. A substance made of two or more elements bonded together
- 6. The smallest piece of matter that makes up everything
Show answers
- 3 Across: A form of energy that makes things warm (4)HEAT
- 7 Across: A test done to discover something new (10)EXPERIMENT
- 8 Across: The tiny building block that makes up all living things (4)CELL
- 9 Across: The wearing away of land by water, wind, or ice (7)EROSION
- 1 Down: How often something happens in a given time (9)FREQUENCY
- 2 Down: The path water takes as it moves between Earth and sky (11)WATER CYCLE
- 4 Down: A pattern of energy moving through space or matter (4)WAVE
- 5 Down: A substance made of two or more elements bonded together (8)COMPOUND
- 6 Down: The smallest piece of matter that makes up everything (4)ATOM
🔬 Science Crossword #4
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Across
- 2. A chemical change when substances interact
- 7. Carefully watching and noting what happens
- 8. A change in a living thing that helps it survive
- 9. A pure substance made of only one type of atom
Down
- 1. The wearing away of land by water, wind, or ice
- 3. The amount of matter in an object
- 4. The invisible force that pulls things toward the Earth
- 5. The upward force that makes things float in water
- 6. The force that slows things down when they rub together
Show answers
- 2 Across: A chemical change when substances interact (8)REACTION
- 7 Across: Carefully watching and noting what happens (11)OBSERVATION
- 8 Across: A change in a living thing that helps it survive (10)ADAPTATION
- 9 Across: A pure substance made of only one type of atom (7)ELEMENT
- 1 Down: The wearing away of land by water, wind, or ice (7)EROSION
- 3 Down: The amount of matter in an object (4)MASS
- 4 Down: The invisible force that pulls things toward the Earth (7)GRAVITY
- 5 Down: The upward force that makes things float in water (8)BUOYANCY
- 6 Down: The force that slows things down when they rub together (8)FRICTION
🔬 Science Crossword #5
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Across
- 3. The amount of matter in an object
- 7. A glass building for growing plants or the warming effect on Earth
- 8. All the chemical processes in your body that keep you alive
- 9. A push or pull that can change how something moves
Down
- 1. A glass container used in science experiments
- 2. A sudden shaking of the ground caused by movements deep inside Earth
- 4. A mixture where one substance dissolves completely in another
- 5. A form of energy that allows us to see
- 6. The tendency of an object to stay still or keep moving
Show answers
- 3 Across: The amount of matter in an object (4)MASS
- 7 Across: A glass building for growing plants or the warming effect on Earth (10)GREENHOUSE
- 8 Across: All the chemical processes in your body that keep you alive (10)METABOLISM
- 9 Across: A push or pull that can change how something moves (5)FORCE
- 1 Down: A glass container used in science experiments (6)BEAKER
- 2 Down: A sudden shaking of the ground caused by movements deep inside Earth (10)EARTHQUAKE
- 4 Down: A mixture where one substance dissolves completely in another (8)SOLUTION
- 5 Down: A form of energy that allows us to see (5)LIGHT
- 6 Down: The tendency of an object to stay still or keep moving (7)INERTIA
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.