Classic Crosswords Classic Science Medium — Set 17
🔬 Science Crossword #1
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Across
- 3. Carefully watching and noting what happens
- 4. A substance made of two or more elements bonded together
- 5. When light bounces off a surface like a mirror
- 7. The central part of a cell that controls its activity
- 8. A quick back-and-forth movement
Down
- 1. The wearing away of land by water, wind, or ice
- 2. The force that makes magnets attract or repel
- 6. A gas in the air that living things need to breathe
Show answers
- 3 Across: Carefully watching and noting what happens (11)OBSERVATION
- 4 Across: A substance made of two or more elements bonded together (8)COMPOUND
- 5 Across: When light bounces off a surface like a mirror (10)REFLECTION
- 7 Across: The central part of a cell that controls its activity (7)NUCLEUS
- 8 Across: A quick back-and-forth movement (9)VIBRATION
- 1 Down: The wearing away of land by water, wind, or ice (7)EROSION
- 2 Down: The force that makes magnets attract or repel (9)MAGNETISM
- 6 Down: A gas in the air that living things need to breathe (6)OXYGEN
🔬 Science Crossword #2
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Across
- 3. Vibrations that travel through the air and are heard by ears
- 6. A material that electricity or heat can pass through easily
- 7. The speed of something in a given direction
- 8. The force that makes magnets attract or repel
Down
- 1. The band of colors formed when white light is split
- 2. A material that does not let electricity or heat pass through easily
- 4. To write down information for later use
- 5. Any living thing such as a plant or animal
Show answers
- 3 Across: Vibrations that travel through the air and are heard by ears (5)SOUND
- 6 Across: A material that electricity or heat can pass through easily (9)CONDUCTOR
- 7 Across: The speed of something in a given direction (8)VELOCITY
- 8 Across: The force that makes magnets attract or repel (9)MAGNETISM
- 1 Down: The band of colors formed when white light is split (8)SPECTRUM
- 2 Down: A material that does not let electricity or heat pass through easily (9)INSULATOR
- 4 Down: To write down information for later use (6)RECORD
- 5 Down: Any living thing such as a plant or animal (8)ORGANISM
🔬 Science Crossword #3
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Across
- 4. A substance that living things need for energy and growth
- 6. The act of moving or changing position
- 7. The amount of space something takes up
- 8. How tightly packed the matter is in something
Down
- 1. The part of an experiment that stays the same for comparison
- 2. A community of living things and their environment working together
- 3. When a solid mixes into a liquid and seems to disappear
- 5. A substance made of two or more elements bonded together
Show answers
- 4 Across: A substance that living things need for energy and growth (8)NUTRIENT
- 6 Across: The act of moving or changing position (6)MOTION
- 7 Across: The amount of space something takes up (6)VOLUME
- 8 Across: How tightly packed the matter is in something (7)DENSITY
- 1 Down: The part of an experiment that stays the same for comparison (7)CONTROL
- 2 Down: A community of living things and their environment working together (9)ECOSYSTEM
- 3 Down: When a solid mixes into a liquid and seems to disappear (8)DISSOLVE
- 5 Down: A substance made of two or more elements bonded together (8)COMPOUND
🔬 Science Crossword #4
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Across
- 2. Any living thing such as a plant or animal
- 4. To sort things into groups based on their features
- 7. When a gas cools and turns back into a liquid
- 9. Anything that takes up space and has weight
Down
- 1. A material that electricity or heat can pass through easily
- 3. A material that does not let electricity or heat pass through easily
- 5. Two or more substances mixed together but not chemically joined
- 6. The power that makes things move or change
- 8. Facts and information collected from experiments
Show answers
- 2 Across: Any living thing such as a plant or animal (8)ORGANISM
- 4 Across: To sort things into groups based on their features (8)CLASSIFY
- 7 Across: When a gas cools and turns back into a liquid (12)CONDENSATION
- 9 Across: Anything that takes up space and has weight (6)MATTER
- 1 Down: A material that electricity or heat can pass through easily (9)CONDUCTOR
- 3 Down: A material that does not let electricity or heat pass through easily (9)INSULATOR
- 5 Down: Two or more substances mixed together but not chemically joined (7)MIXTURE
- 6 Down: The power that makes things move or change (6)ENERGY
- 8 Down: Facts and information collected from experiments (4)DATA
🔬 Science Crossword #5
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Across
- 2. A form of energy that makes things warm
- 6. How often something happens in a given time
- 7. A pure substance made of only one type of atom
- 8. Any living thing such as a plant or animal
Down
- 1. Anything that takes up space and has weight
- 3. A community of living things and their environment working together
- 4. The amount of space something takes up
- 5. A unit of information that passes traits from parents to children
Show answers
- 2 Across: A form of energy that makes things warm (4)HEAT
- 6 Across: How often something happens in a given time (9)FREQUENCY
- 7 Across: A pure substance made of only one type of atom (7)ELEMENT
- 8 Across: Any living thing such as a plant or animal (8)ORGANISM
- 1 Down: Anything that takes up space and has weight (6)MATTER
- 3 Down: A community of living things and their environment working together (9)ECOSYSTEM
- 4 Down: The amount of space something takes up (6)VOLUME
- 5 Down: A unit of information that passes traits from parents to children (4)GENE
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.