Puzzle Detail
Classic Crosswords Science Hard — Set 26
Puzzle Set
5 puzzles in this set
🔬 Science Crossword #1
13×13 grid
Across
- 2 A push or pull that can change how something moves
- 6 A glass building for growing plants or the warming effect on Earth
- 7 A form of energy used to power lights and machines
- 8 A curved piece of glass that bends light
Down
- 1 To study something carefully to understand it
- 3 The process of making new living things
- 4 An object that attracts iron and some other metals
- 5 The upward force that makes things float in water
- 6 A state of matter that spreads to fill any space
Answers
- 2 Across: A push or pull that can change how something moves (5)FORCE
- 6 Across: A glass building for growing plants or the warming effect on Earth (10)GREENHOUSE
- 7 Across: A form of energy used to power lights and machines (11)ELECTRICITY
- 8 Across: A curved piece of glass that bends light (4)LENS
- 1 Down: To study something carefully to understand it (7)ANALYZE
- 3 Down: The process of making new living things (12)REPRODUCTION
- 4 Down: An object that attracts iron and some other metals (6)MAGNET
- 5 Down: The upward force that makes things float in water (8)BUOYANCY
- 6 Down: A state of matter that spreads to fill any space (3)GAS
🔬 Science Crossword #2
13×13 grid
Across
- 1 A substance that living things need for energy and growth
- 3 A glass container used in science experiments
- 6 A natural solid substance found in the earth
- 7 An educated guess about what will happen in an experiment
Down
- 2 A pure substance made of only one type of atom
- 4 To sort things into groups based on their features
- 5 A pattern of energy moving through space or matter
- 7 The natural home of an animal or plant
- 8 To say what you think will happen based on evidence
- 9 A form of energy that makes things warm
Answers
- 1 Across: A substance that living things need for energy and growth (8)NUTRIENT
- 3 Across: A glass container used in science experiments (6)BEAKER
- 6 Across: A natural solid substance found in the earth (7)MINERAL
- 7 Across: An educated guess about what will happen in an experiment (10)HYPOTHESIS
- 2 Down: A pure substance made of only one type of atom (7)ELEMENT
- 4 Down: To sort things into groups based on their features (8)CLASSIFY
- 5 Down: A pattern of energy moving through space or matter (4)WAVE
- 7 Down: The natural home of an animal or plant (7)HABITAT
- 8 Down: To say what you think will happen based on evidence (7)PREDICT
- 9 Down: A form of energy that makes things warm (4)HEAT
🔬 Science Crossword #3
13×13 grid
Across
- 2 A pattern of energy moving through space or matter
- 5 A tool that makes very tiny things look bigger
- 6 The central part of a cell that controls its activity
- 7 The force that slows things down when they rub together
- 8 The upward force that makes things float in water
Down
- 1 The force that makes magnets attract or repel
- 3 The wearing away of land by water, wind, or ice
- 4 A mixture where one substance dissolves completely in another
Answers
- 2 Across: A pattern of energy moving through space or matter (4)WAVE
- 5 Across: A tool that makes very tiny things look bigger (10)MICROSCOPE
- 6 Across: The central part of a cell that controls its activity (7)NUCLEUS
- 7 Across: The force that slows things down when they rub together (8)FRICTION
- 8 Across: The upward force that makes things float in water (8)BUOYANCY
- 1 Down: The force that makes magnets attract or repel (9)MAGNETISM
- 3 Down: The wearing away of land by water, wind, or ice (7)EROSION
- 4 Down: A mixture where one substance dissolves completely in another (8)SOLUTION
🔬 Science Crossword #4
13×13 grid
Across
- 2 The upward force that makes things float in water
- 6 Small pieces of rock and soil carried by water and wind
- 8 When light bounces off a surface like a mirror
Down
- 1 A thread-like structure in cells that carries genetic information
- 3 A change in a living thing that helps it survive
- 4 A final decision reached after studying results
- 5 The passing of traits from parents to their children
- 7 A pure substance made of only one type of atom
Answers
- 2 Across: The upward force that makes things float in water (8)BUOYANCY
- 6 Across: Small pieces of rock and soil carried by water and wind (8)SEDIMENT
- 8 Across: When light bounces off a surface like a mirror (10)REFLECTION
- 1 Down: A thread-like structure in cells that carries genetic information (10)CHROMOSOME
- 3 Down: A change in a living thing that helps it survive (10)ADAPTATION
- 4 Down: A final decision reached after studying results (10)CONCLUSION
- 5 Down: The passing of traits from parents to their children (8)HEREDITY
- 7 Down: A pure substance made of only one type of atom (7)ELEMENT
🔬 Science Crossword #5
13×13 grid
Across
- 1 A chemical change when substances interact
- 4 The wearing away of land by water, wind, or ice
- 5 The tiny building block that makes up all living things
- 7 The passing of traits from parents to their children
- 8 A form of energy that makes things warm
- 10 The upward force that makes things float in water
Down
- 2 A material that does not let electricity or heat pass through easily
- 3 A push or pull that can change how something moves
- 6 Related to the large plates that make up Earth's surface
- 9 The smallest piece of matter that makes up everything
Answers
- 1 Across: A chemical change when substances interact (8)REACTION
- 4 Across: The wearing away of land by water, wind, or ice (7)EROSION
- 5 Across: The tiny building block that makes up all living things (4)CELL
- 7 Across: The passing of traits from parents to their children (8)HEREDITY
- 8 Across: A form of energy that makes things warm (4)HEAT
- 10 Across: The upward force that makes things float in water (8)BUOYANCY
- 2 Down: A material that does not let electricity or heat pass through easily (9)INSULATOR
- 3 Down: A push or pull that can change how something moves (5)FORCE
- 6 Down: Related to the large plates that make up Earth's surface (8)TECTONIC
- 9 Down: The smallest piece of matter that makes up everything (4)ATOM
Solver Notes
1
2
3
4
5
6
7
8
Across
- 2. A push or pull that can change how something moves
- 6. A glass building for growing plants or the warming effect on Earth
- 7. A form of energy used to power lights and machines
- 8. A curved piece of glass that bends light
Down
- 1. To study something carefully to understand it
- 3. The process of making new living things
- 4. An object that attracts iron and some other metals
- 5. The upward force that makes things float in water
- 6. A state of matter that spreads to fill any space
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.