Classic Crosswords Classic Nature Medium — Set 20
Puzzle Set
5 puzzles in this set
🔬 Science Crossword #1
13×13 grid
Across
- 1 The tendency of an object to stay still or keep moving
- 5 Facts and information collected from experiments
- 6 A pattern of energy moving through space or matter
- 7 A sample of something used for study
Down
- 2 To study something carefully to understand it
- 3 A state of matter that spreads to fill any space
- 4 The speed of something in a given direction
- 8 The amount of matter in an object
Answers
- 1 Across: The tendency of an object to stay still or keep moving (7)INERTIA
- 5 Across: Facts and information collected from experiments (4)DATA
- 6 Across: A pattern of energy moving through space or matter (4)WAVE
- 7 Across: A sample of something used for study (8)SPECIMEN
- 2 Down: To study something carefully to understand it (7)ANALYZE
- 3 Down: A state of matter that spreads to fill any space (3)GAS
- 4 Down: The speed of something in a given direction (8)VELOCITY
- 8 Down: The amount of matter in an object (4)MASS
🔬 Science Crossword #2
13×13 grid
Across
- 3 A change in a living thing that helps it survive
- 7 The slow process of living things changing over many years
- 9 A unit of information that passes traits from parents to children
- 10 The remains of a plant or animal from long ago preserved in rock
Down
- 1 The invisible force that pulls things toward the Earth
- 2 The distance between one wave peak and the next
- 4 Facts that show something is true
- 5 A mountain with an opening that can erupt hot lava
- 6 A form of energy that allows us to see
- 8 The central part of a cell that controls its activity
Answers
- 3 Across: A change in a living thing that helps it survive (10)ADAPTATION
- 7 Across: The slow process of living things changing over many years (9)EVOLUTION
- 9 Across: A unit of information that passes traits from parents to children (4)GENE
- 10 Across: The remains of a plant or animal from long ago preserved in rock (6)FOSSIL
- 1 Down: The invisible force that pulls things toward the Earth (7)GRAVITY
- 2 Down: The distance between one wave peak and the next (10)WAVELENGTH
- 4 Down: Facts that show something is true (8)EVIDENCE
- 5 Down: A mountain with an opening that can erupt hot lava (7)VOLCANO
- 6 Down: A form of energy that allows us to see (5)LIGHT
- 8 Down: The central part of a cell that controls its activity (7)NUCLEUS
🔬 Science Crossword #3
13×13 grid
Across
- 1 A chemical change when substances interact
- 3 A state of matter that spreads to fill any space
- 7 A tool that makes far-away things look closer
- 8 A community of living things and their environment working together
Down
- 2 To study something carefully to understand it
- 4 A tiny particle of light energy
- 5 The band of colors formed when white light is split
- 6 Two or more atoms joined together
Answers
- 1 Across: A chemical change when substances interact (8)REACTION
- 3 Across: A state of matter that spreads to fill any space (3)GAS
- 7 Across: A tool that makes far-away things look closer (9)TELESCOPE
- 8 Across: A community of living things and their environment working together (9)ECOSYSTEM
- 2 Down: To study something carefully to understand it (7)ANALYZE
- 4 Down: A tiny particle of light energy (6)PHOTON
- 5 Down: The band of colors formed when white light is split (8)SPECTRUM
- 6 Down: Two or more atoms joined together (8)MOLECULE
🔬 Science Crossword #4
13×13 grid
Across
- 1 To sort things into groups based on their features
- 4 A glass building for growing plants or the warming effect on Earth
- 6 A substance that living things need for energy and growth
- 7 The tiny building block that makes up all living things
- 8 A state of matter that holds its shape
- 9 Two or more substances mixed together but not chemically joined
Down
- 2 When one substance soaks up or takes in another
- 3 A glass container used in science experiments
- 5 The amount of space something takes up
Answers
- 1 Across: To sort things into groups based on their features (8)CLASSIFY
- 4 Across: A glass building for growing plants or the warming effect on Earth (10)GREENHOUSE
- 6 Across: A substance that living things need for energy and growth (8)NUTRIENT
- 7 Across: The tiny building block that makes up all living things (4)CELL
- 8 Across: A state of matter that holds its shape (5)SOLID
- 9 Across: Two or more substances mixed together but not chemically joined (7)MIXTURE
- 2 Down: When one substance soaks up or takes in another (10)ABSORPTION
- 3 Down: A glass container used in science experiments (6)BEAKER
- 5 Down: The amount of space something takes up (6)VOLUME
🔬 Science Crossword #5
13×13 grid
Across
- 1 Carefully watching and noting what happens
- 3 The passing of traits from parents to their children
- 6 A thread-like structure in cells that carries genetic information
- 7 A push or pull that can change how something moves
- 8 Facts and information collected from experiments
- 9 The smallest piece of matter that makes up everything
Down
- 2 A form of energy used to power lights and machines
- 4 A tiny particle of light energy
- 5 The speed of something in a given direction
Answers
- 1 Across: Carefully watching and noting what happens (11)OBSERVATION
- 3 Across: The passing of traits from parents to their children (8)HEREDITY
- 6 Across: A thread-like structure in cells that carries genetic information (10)CHROMOSOME
- 7 Across: A push or pull that can change how something moves (5)FORCE
- 8 Across: Facts and information collected from experiments (4)DATA
- 9 Across: The smallest piece of matter that makes up everything (4)ATOM
- 2 Down: A form of energy used to power lights and machines (11)ELECTRICITY
- 4 Down: A tiny particle of light energy (6)PHOTON
- 5 Down: The speed of something in a given direction (8)VELOCITY
Solver Notes
- 1. The tendency of an object to stay still or keep moving
- 5. Facts and information collected from experiments
- 6. A pattern of energy moving through space or matter
- 7. A sample of something used for study
- 2. To study something carefully to understand it
- 3. A state of matter that spreads to fill any space
- 4. The speed of something in a given direction
- 8. The amount of matter in an object
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.
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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.
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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.