Classic Crosswords Classic Nature Super Expert — Set 21
🔬 Science Crossword #1
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Across
- 5. A material that does not let electricity or heat pass through easily
- 7. The wearing away of land by water, wind, or ice
- 8. The smallest piece of matter that makes up everything
Down
- 1. A unit of information that passes traits from parents to children
- 2. A substance that living things need for energy and growth
- 3. A state of matter that spreads to fill any space
- 4. A hard solid piece of the Earth made of minerals
- 6. The tiny building block that makes up all living things
Show answers
- 5 Across: A material that does not let electricity or heat pass through easily (9)INSULATOR
- 7 Across: The wearing away of land by water, wind, or ice (7)EROSION
- 8 Across: The smallest piece of matter that makes up everything (4)ATOM
- 1 Down: A unit of information that passes traits from parents to children (4)GENE
- 2 Down: A substance that living things need for energy and growth (8)NUTRIENT
- 3 Down: A state of matter that spreads to fill any space (3)GAS
- 4 Down: A hard solid piece of the Earth made of minerals (4)ROCK
- 6 Down: The tiny building block that makes up all living things (4)CELL
🔬 Science Crossword #2
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Across
- 1. A pure substance made of only one type of atom
- 4. The smallest piece of matter that makes up everything
- 7. A state of matter that spreads to fill any space
- 8. A tool for measuring temperature
Down
- 2. Two or more substances mixed together but not chemically joined
- 3. The amount of matter in an object
- 5. Anything that takes up space and has weight
- 6. A tiny particle of light energy
Show answers
- 1 Across: A pure substance made of only one type of atom (7)ELEMENT
- 4 Across: The smallest piece of matter that makes up everything (4)ATOM
- 7 Across: A state of matter that spreads to fill any space (3)GAS
- 8 Across: A tool for measuring temperature (11)THERMOMETER
- 2 Down: Two or more substances mixed together but not chemically joined (7)MIXTURE
- 3 Down: The amount of matter in an object (4)MASS
- 5 Down: Anything that takes up space and has weight (6)MATTER
- 6 Down: A tiny particle of light energy (6)PHOTON
🔬 Science Crossword #3
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Across
- 3. The power that makes things move or change
- 5. When a solid mixes into a liquid and seems to disappear
- 6. A path that electricity travels along
- 7. The amount of matter in an object
- 8. When a gas cools and turns back into a liquid
Down
- 1. The process of making new living things
- 2. All the chemical processes in your body that keep you alive
- 4. Anything that takes up space and has weight
Show answers
- 3 Across: The power that makes things move or change (6)ENERGY
- 5 Across: When a solid mixes into a liquid and seems to disappear (8)DISSOLVE
- 6 Across: A path that electricity travels along (7)CIRCUIT
- 7 Across: The amount of matter in an object (4)MASS
- 8 Across: When a gas cools and turns back into a liquid (12)CONDENSATION
- 1 Down: The process of making new living things (12)REPRODUCTION
- 2 Down: All the chemical processes in your body that keep you alive (10)METABOLISM
- 4 Down: Anything that takes up space and has weight (6)MATTER
🔬 Science Crossword #4
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Across
- 3. The smallest piece of matter that makes up everything
- 4. A glass container used in science experiments
- 7. A material that does not let electricity or heat pass through easily
- 8. The molecule inside cells that carries instructions for life
- 10. When a gas cools and turns back into a liquid
Down
- 1. The act of moving or changing position
- 2. The tiny building block that makes up all living things
- 5. A community of living things and their environment working together
- 6. Facts that show something is true
- 9. A form of energy that makes things warm
Show answers
- 3 Across: The smallest piece of matter that makes up everything (4)ATOM
- 4 Across: A glass container used in science experiments (6)BEAKER
- 7 Across: A material that does not let electricity or heat pass through easily (9)INSULATOR
- 8 Across: The molecule inside cells that carries instructions for life (3)DNA
- 10 Across: When a gas cools and turns back into a liquid (12)CONDENSATION
- 1 Down: The act of moving or changing position (6)MOTION
- 2 Down: The tiny building block that makes up all living things (4)CELL
- 5 Down: A community of living things and their environment working together (9)ECOSYSTEM
- 6 Down: Facts that show something is true (8)EVIDENCE
- 9 Down: A form of energy that makes things warm (4)HEAT
🔬 Science Crossword #5
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Across
- 6. Facts and information collected from experiments
- 8. A material that electricity or heat can pass through easily
- 9. A community of living things and their environment working together
Down
- 1. The upward force that makes things float in water
- 2. A substance made of two or more elements bonded together
- 3. The breaking down of rocks by weather, water, and living things
- 4. A tool that makes far-away things look closer
- 5. The force that makes magnets attract or repel
- 7. A material that does not let electricity or heat pass through easily
Show answers
- 6 Across: Facts and information collected from experiments (4)DATA
- 8 Across: A material that electricity or heat can pass through easily (9)CONDUCTOR
- 9 Across: A community of living things and their environment working together (9)ECOSYSTEM
- 1 Down: The upward force that makes things float in water (8)BUOYANCY
- 2 Down: A substance made of two or more elements bonded together (8)COMPOUND
- 3 Down: The breaking down of rocks by weather, water, and living things (10)WEATHERING
- 4 Down: A tool that makes far-away things look closer (9)TELESCOPE
- 5 Down: The force that makes magnets attract or repel (9)MAGNETISM
- 7 Down: A material that does not let electricity or heat pass through easily (9)INSULATOR
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.