Classic Crosswords Classic Nature Super Expert — Set 20
🔬 Science Crossword #1
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Across
- 3. Two or more atoms joined together
- 5. A pure substance made of only one type of atom
- 6. A tool for measuring temperature
- 8. Related to the large plates that make up Earth's surface
Down
- 1. A form of energy used to power lights and machines
- 2. A form of energy that allows us to see
- 4. A tool that makes far-away things look closer
- 7. The smallest piece of matter that makes up everything
Show answers
- 3 Across: Two or more atoms joined together (8)MOLECULE
- 5 Across: A pure substance made of only one type of atom (7)ELEMENT
- 6 Across: A tool for measuring temperature (11)THERMOMETER
- 8 Across: Related to the large plates that make up Earth's surface (8)TECTONIC
- 1 Down: A form of energy used to power lights and machines (11)ELECTRICITY
- 2 Down: A form of energy that allows us to see (5)LIGHT
- 4 Down: A tool that makes far-away things look closer (9)TELESCOPE
- 7 Down: The smallest piece of matter that makes up everything (4)ATOM
🔬 Science Crossword #2
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Across
- 2. A tool that makes far-away things look closer
- 5. How hot or cold something is
- 6. The natural home of an animal or plant
- 7. A state of matter that spreads to fill any space
- 8. The part of an experiment that stays the same for comparison
- 9. The wearing away of land by water, wind, or ice
Down
- 1. The breaking down of rocks by weather, water, and living things
- 3. A pattern of energy moving through space or matter
- 4. Something in an experiment that can be changed or measured
Show answers
- 2 Across: A tool that makes far-away things look closer (9)TELESCOPE
- 5 Across: How hot or cold something is (11)TEMPERATURE
- 6 Across: The natural home of an animal or plant (7)HABITAT
- 7 Across: A state of matter that spreads to fill any space (3)GAS
- 8 Across: The part of an experiment that stays the same for comparison (7)CONTROL
- 9 Across: The wearing away of land by water, wind, or ice (7)EROSION
- 1 Down: The breaking down of rocks by weather, water, and living things (10)WEATHERING
- 3 Down: A pattern of energy moving through space or matter (4)WAVE
- 4 Down: Something in an experiment that can be changed or measured (8)VARIABLE
🔬 Science Crossword #3
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Across
- 1. The bending of light as it passes from one material to another
- 3. A unit of information that passes traits from parents to children
- 5. Small pieces of rock and soil carried by water and wind
- 6. To find the size, amount, or degree of something
- 7. A form of energy that allows us to see
- 8. A thread-like structure in cells that carries genetic information
Down
- 2. When a gas cools and turns back into a liquid
- 4. The tendency of an object to stay still or keep moving
Show answers
- 1 Across: The bending of light as it passes from one material to another (10)REFRACTION
- 3 Across: A unit of information that passes traits from parents to children (4)GENE
- 5 Across: Small pieces of rock and soil carried by water and wind (8)SEDIMENT
- 6 Across: To find the size, amount, or degree of something (7)MEASURE
- 7 Across: A form of energy that allows us to see (5)LIGHT
- 8 Across: A thread-like structure in cells that carries genetic information (10)CHROMOSOME
- 2 Down: When a gas cools and turns back into a liquid (12)CONDENSATION
- 4 Down: The tendency of an object to stay still or keep moving (7)INERTIA
🔬 Science Crossword #4
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Across
- 1. To sort things into groups based on their features
- 6. The rate at which something speeds up
- 7. A sudden shaking of the ground caused by movements deep inside Earth
- 8. The force that makes magnets attract or repel
Down
- 2. A sample of something used for study
- 3. Two or more atoms joined together
- 4. A unit of information that passes traits from parents to children
- 5. An educated guess about what will happen in an experiment
Show answers
- 1 Across: To sort things into groups based on their features (8)CLASSIFY
- 6 Across: The rate at which something speeds up (12)ACCELERATION
- 7 Across: A sudden shaking of the ground caused by movements deep inside Earth (10)EARTHQUAKE
- 8 Across: The force that makes magnets attract or repel (9)MAGNETISM
- 2 Down: A sample of something used for study (8)SPECIMEN
- 3 Down: Two or more atoms joined together (8)MOLECULE
- 4 Down: A unit of information that passes traits from parents to children (4)GENE
- 5 Down: An educated guess about what will happen in an experiment (10)HYPOTHESIS
🔬 Science Crossword #5
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Across
- 1. All the chemical processes in your body that keep you alive
- 4. The passing of traits from parents to their children
- 5. A curved piece of glass that bends light
- 7. Something in an experiment that can be changed or measured
- 8. A path that electricity travels along
- 9. A glass building for growing plants or the warming effect on Earth
Down
- 2. The rate at which something speeds up
- 3. Two or more atoms joined together
- 6. A form of energy that makes things warm
Show answers
- 1 Across: All the chemical processes in your body that keep you alive (10)METABOLISM
- 4 Across: The passing of traits from parents to their children (8)HEREDITY
- 5 Across: A curved piece of glass that bends light (4)LENS
- 7 Across: Something in an experiment that can be changed or measured (8)VARIABLE
- 8 Across: A path that electricity travels along (7)CIRCUIT
- 9 Across: A glass building for growing plants or the warming effect on Earth (10)GREENHOUSE
- 2 Down: The rate at which something speeds up (12)ACCELERATION
- 3 Down: Two or more atoms joined together (8)MOLECULE
- 6 Down: A form of energy that makes things warm (4)HEAT
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.