Quick Crosswords Quick Nature Hard — Set 4
🔬 Science Crossword #1
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Across
- 3. A word related to science
- 4. Center of an atom or cell
- 9. Solid with ordered atomic structure
- 11. Substance providing immunity
- 12. Mixture producing intense heat
- 13. A word related to science
Down
- 1. Preserved remains of ancient life
- 2. A word related to science
- 5. One body blocking another in space
- 6. Pure substance on periodic table
- 7. Naturally occurring inorganic solid
- 8. Positively charged particle
- 10. Slow-moving river of ice
Show answers
- 3 Across: A word related to science (9)PROBOSCIS
- 4 Across: Center of an atom or cell (7)NUCLEUS
- 9 Across: Solid with ordered atomic structure (7)CRYSTAL
- 11 Across: Substance providing immunity (7)VACCINE
- 12 Across: Mixture producing intense heat (7)THERMIT
- 13 Across: A word related to science (12)EXPERIMENTAL
- 1 Down: Preserved remains of ancient life (6)FOSSIL
- 2 Down: A word related to science (8)PARASITE
- 5 Down: One body blocking another in space (7)ECLIPSE
- 6 Down: Pure substance on periodic table (7)ELEMENT
- 7 Down: Naturally occurring inorganic solid (7)MINERAL
- 8 Down: Positively charged particle (6)PROTON
- 10 Down: Slow-moving river of ice (7)GLACIER
🔬 Science Crossword #2
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Across
- 1. Smallest discrete unit of energy
- 3. A word related to science
- 4. Pure substance on periodic table
- 6. Group of similar living organisms
- 9. Diffusion of water through a membrane
- 10. Device for controlled nuclear reactions
Down
- 2. Center of an atom or cell
- 5. A word related to science
- 7. One body blocking another in space
- 8. A word related to science
Show answers
- 1 Across: Smallest discrete unit of energy (7)QUANTUM
- 3 Across: A word related to science (9)PROBOSCIS
- 4 Across: Pure substance on periodic table (7)ELEMENT
- 6 Across: Group of similar living organisms (7)SPECIES
- 9 Across: Diffusion of water through a membrane (7)OSMOSIS
- 10 Across: Device for controlled nuclear reactions (7)REACTOR
- 2 Down: Center of an atom or cell (7)NUCLEUS
- 5 Down: A word related to science (8)PARASITE
- 7 Down: One body blocking another in space (7)ECLIPSE
- 8 Down: A word related to science (6)MAGGOT
🔬 Science Crossword #3
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Across
- 2. Diffusion of water through a membrane
- 3. Biological catalyst for reactions
- 7. Solid with ordered atomic structure
- 8. One body blocking another in space
- 9. Large molecule essential for life
- 10. Wearing away of land by water or wind
- 11. Slow-moving river of ice
- 12. A word related to science
Down
- 1. A word related to science
- 4. A word related to science
- 5. Substance providing immunity
- 6. Device for controlled nuclear reactions
- 9. Fourth state of matter
Show answers
- 2 Across: Diffusion of water through a membrane (7)OSMOSIS
- 3 Across: Biological catalyst for reactions (6)ENZYME
- 7 Across: Solid with ordered atomic structure (7)CRYSTAL
- 8 Across: One body blocking another in space (7)ECLIPSE
- 9 Across: Large molecule essential for life (7)PROTEIN
- 10 Across: Wearing away of land by water or wind (7)EROSION
- 11 Across: Slow-moving river of ice (7)GLACIER
- 12 Across: A word related to science (8)PARASITE
- 1 Down: A word related to science (12)COMPOUND EYE
- 4 Down: A word related to science (13)METAMORPHOSIS
- 5 Down: Substance providing immunity (7)VACCINE
- 6 Down: Device for controlled nuclear reactions (7)REACTOR
- 9 Down: Fourth state of matter (6)PLASMA
🔬 Science Crossword #4
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Across
- 2. A word related to science
- 4. Slow-moving river of ice
- 8. A word related to science
- 9. Device for controlled nuclear reactions
Down
- 1. Substance providing immunity
- 3. A word related to science
- 5. Wearing away of land by water or wind
- 6. Force attracting objects to Earth
- 7. Diffusion of water through a membrane
- 8. Naturally occurring inorganic solid
Show answers
- 2 Across: A word related to science (8)MANDIBLE
- 4 Across: Slow-moving river of ice (7)GLACIER
- 8 Across: A word related to science (13)METAMORPHOSIS
- 9 Across: Device for controlled nuclear reactions (7)REACTOR
- 1 Down: Substance providing immunity (7)VACCINE
- 3 Down: A word related to science (8)PARASITE
- 5 Down: Wearing away of land by water or wind (7)EROSION
- 6 Down: Force attracting objects to Earth (7)GRAVITY
- 7 Down: Diffusion of water through a membrane (7)OSMOSIS
- 8 Down: Naturally occurring inorganic solid (7)MINERAL
🔬 Science Crossword #5
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Across
- 4. Solid with ordered atomic structure
- 6. Positively charged particle
- 8. A word related to science
- 10. A word related to science
- 11. Wearing away of land by water or wind
Down
- 1. Biological catalyst for reactions
- 2. Smallest discrete unit of energy
- 3. Fourth state of matter
- 5. Large molecule essential for life
- 7. Pure substance on periodic table
- 9. Substance providing immunity
Show answers
- 4 Across: Solid with ordered atomic structure (7)CRYSTAL
- 6 Across: Positively charged particle (6)PROTON
- 8 Across: A word related to science (6)MAGGOT
- 10 Across: A word related to science (12)COMPOUND EYE
- 11 Across: Wearing away of land by water or wind (7)EROSION
- 1 Down: Biological catalyst for reactions (6)ENZYME
- 2 Down: Smallest discrete unit of energy (7)QUANTUM
- 3 Down: Fourth state of matter (6)PLASMA
- 5 Down: Large molecule essential for life (7)PROTEIN
- 7 Down: Pure substance on periodic table (7)ELEMENT
- 9 Down: Substance providing immunity (7)VACCINE
Solver Notes
Our quick crossword puzzles are designed for fast, satisfying solves. With straightforward clues and manageable grids, they are perfect for daily brain training or a fun word game break any time.
What are quick crossword puzzles?
Quick crossword puzzles feature smaller grids and straightforward definitional clues without cryptic wordplay. They are designed to be solved in a short sitting, typically 5 to 15 minutes, making them ideal for daily brain exercise.
How are quick crosswords different from mini crosswords?
Quick crosswords use medium-sized grids with straightforward clues focused on direct definitions, while mini crosswords use very small grids (5x5 or 7x7). Quick crosswords offer slightly more depth and variety while still being faster than classic-sized puzzles.
Are quick crosswords good for beginners?
Quick crosswords are excellent for beginners because they use clear, direct clues without complex wordplay. The moderate grid size provides enough challenge to be engaging without being overwhelming, building confidence for tackling larger puzzles.
How many quick crossword puzzles are available?
Our quick crossword library covers topics including animals, food, general knowledge, and science. New puzzles are added regularly, giving you a fresh supply of quick word games to print and enjoy every day.
What is the difference between quick and challenge crosswords?
Quick crosswords prioritize accessibility and speed with simple definitional clues, while challenge crosswords use advanced vocabulary and complex clue patterns. Quick puzzles are for relaxed daily solving; challenge puzzles are for testing expert-level skills.