Classic Crosswords Classic Nature Hard — Set 25
🔬 Science Crossword #1
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Across
- 3. The rate at which something speeds up
- 4. A state of matter that holds its shape
- 6. How hot or cold something is
- 7. A sudden shaking of the ground caused by movements deep inside Earth
- 8. A tool that makes very tiny things look bigger
Down
- 1. To find the size, amount, or degree of something
- 2. To study something carefully to understand it
- 5. The band of colors formed when white light is split
Show answers
- 3 Across: The rate at which something speeds up (12)ACCELERATION
- 4 Across: A state of matter that holds its shape (5)SOLID
- 6 Across: How hot or cold something is (11)TEMPERATURE
- 7 Across: A sudden shaking of the ground caused by movements deep inside Earth (10)EARTHQUAKE
- 8 Across: A tool that makes very tiny things look bigger (10)MICROSCOPE
- 1 Down: To find the size, amount, or degree of something (7)MEASURE
- 2 Down: To study something carefully to understand it (7)ANALYZE
- 5 Down: The band of colors formed when white light is split (8)SPECTRUM
🔬 Science Crossword #2
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Across
- 1. Anything that takes up space and has weight
- 2. A change in a living thing that helps it survive
- 4. When a gas cools and turns back into a liquid
- 5. A material that does not let electricity or heat pass through easily
- 6. The remains of a plant or animal from long ago preserved in rock
Down
- 1. Two or more substances mixed together but not chemically joined
- 3. The part of an experiment that stays the same for comparison
- 4. A path that electricity travels along
Show answers
- 1 Across: Anything that takes up space and has weight (6)MATTER
- 2 Across: A change in a living thing that helps it survive (10)ADAPTATION
- 4 Across: When a gas cools and turns back into a liquid (12)CONDENSATION
- 5 Across: A material that does not let electricity or heat pass through easily (9)INSULATOR
- 6 Across: The remains of a plant or animal from long ago preserved in rock (6)FOSSIL
- 1 Down: Two or more substances mixed together but not chemically joined (7)MIXTURE
- 3 Down: The part of an experiment that stays the same for comparison (7)CONTROL
- 4 Down: A path that electricity travels along (7)CIRCUIT
🔬 Science Crossword #3
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Across
- 2. Two or more substances mixed together but not chemically joined
- 5. The molecule inside cells that carries instructions for life
- 6. To study something carefully to understand it
- 7. The natural home of an animal or plant
- 9. The tendency of an object to stay still or keep moving
- 10. A substance made of two or more elements bonded together
Down
- 1. To say what you think will happen based on evidence
- 3. Facts and information collected from experiments
- 4. The breaking down of rocks by weather, water, and living things
- 8. A state of matter that flows and takes the shape of its container
Show answers
- 2 Across: Two or more substances mixed together but not chemically joined (7)MIXTURE
- 5 Across: The molecule inside cells that carries instructions for life (3)DNA
- 6 Across: To study something carefully to understand it (7)ANALYZE
- 7 Across: The natural home of an animal or plant (7)HABITAT
- 9 Across: The tendency of an object to stay still or keep moving (7)INERTIA
- 10 Across: A substance made of two or more elements bonded together (8)COMPOUND
- 1 Down: To say what you think will happen based on evidence (7)PREDICT
- 3 Down: Facts and information collected from experiments (4)DATA
- 4 Down: The breaking down of rocks by weather, water, and living things (10)WEATHERING
- 8 Down: A state of matter that flows and takes the shape of its container (6)LIQUID
🔬 Science Crossword #4
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Across
- 4. Any living thing such as a plant or animal
- 6. The part of an experiment that stays the same for comparison
- 8. To write down information for later use
Down
- 1. A sudden shaking of the ground caused by movements deep inside Earth
- 2. A substance made of two or more elements bonded together
- 3. The bending of light as it passes from one material to another
- 5. A quick back-and-forth movement
- 7. A state of matter that flows and takes the shape of its container
Show answers
- 4 Across: Any living thing such as a plant or animal (8)ORGANISM
- 6 Across: The part of an experiment that stays the same for comparison (7)CONTROL
- 8 Across: To write down information for later use (6)RECORD
- 1 Down: A sudden shaking of the ground caused by movements deep inside Earth (10)EARTHQUAKE
- 2 Down: A substance made of two or more elements bonded together (8)COMPOUND
- 3 Down: The bending of light as it passes from one material to another (10)REFRACTION
- 5 Down: A quick back-and-forth movement (9)VIBRATION
- 7 Down: A state of matter that flows and takes the shape of its container (6)LIQUID
🔬 Science Crossword #5
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Across
- 1. A unit of information that passes traits from parents to children
- 3. A change in a living thing that helps it survive
- 6. When a gas cools and turns back into a liquid
- 7. The process of getting bigger or more developed
- 8. The smallest piece of matter that makes up everything
- 9. How tightly packed the matter is in something
Down
- 2. A substance that living things need for energy and growth
- 4. The slow process of living things changing over many years
- 5. Two or more atoms joined together
Show answers
- 1 Across: A unit of information that passes traits from parents to children (4)GENE
- 3 Across: A change in a living thing that helps it survive (10)ADAPTATION
- 6 Across: When a gas cools and turns back into a liquid (12)CONDENSATION
- 7 Across: The process of getting bigger or more developed (6)GROWTH
- 8 Across: The smallest piece of matter that makes up everything (4)ATOM
- 9 Across: How tightly packed the matter is in something (7)DENSITY
- 2 Down: A substance that living things need for energy and growth (8)NUTRIENT
- 4 Down: The slow process of living things changing over many years (9)EVOLUTION
- 5 Down: Two or more atoms joined together (8)MOLECULE
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.