Classic Crosswords Science Hard — Set 10
🔬 Science Crossword #1
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Across
- 4. A word related to science
- 5. A word related to science
- 6. Group of similar living organisms
- 8. Device for controlled nuclear reactions
- 10. Wearing away of land by water or wind
Down
- 1. Substance providing immunity
- 2. A word related to science
- 3. A word related to science
- 7. Solid with ordered atomic structure
- 9. Naturally occurring inorganic solid
Show answers
- 4 Across: A word related to science (11)APATOSAURUS
- 5 Across: A word related to science (11)KINESTHETIC
- 6 Across: Group of similar living organisms (7)SPECIES
- 8 Across: Device for controlled nuclear reactions (7)REACTOR
- 10 Across: Wearing away of land by water or wind (7)EROSION
- 1 Down: Substance providing immunity (7)VACCINE
- 2 Down: A word related to science (10)CRETACEOUS
- 3 Down: A word related to science (12)SPECIFICALLY
- 7 Down: Solid with ordered atomic structure (7)CRYSTAL
- 9 Down: Naturally occurring inorganic solid (7)MINERAL
🔬 Science Crossword #2
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Across
- 2. Substance providing immunity
- 5. Biological catalyst for reactions
- 7. Smallest discrete unit of energy
- 9. Wearing away of land by water or wind
- 10. A word related to science
Down
- 1. A word related to science
- 3. Fourth state of matter
- 4. Positively charged particle
- 6. Naturally occurring inorganic solid
- 8. Solid with ordered atomic structure
Show answers
- 2 Across: Substance providing immunity (7)VACCINE
- 5 Across: Biological catalyst for reactions (6)ENZYME
- 7 Across: Smallest discrete unit of energy (7)QUANTUM
- 9 Across: Wearing away of land by water or wind (7)EROSION
- 10 Across: A word related to science (11)APATOSAURUS
- 1 Down: A word related to science (12)GENERATIONAL
- 3 Down: Fourth state of matter (6)PLASMA
- 4 Down: Positively charged particle (6)PROTON
- 6 Down: Naturally occurring inorganic solid (7)MINERAL
- 8 Down: Solid with ordered atomic structure (7)CRYSTAL
🔬 Science Crossword #3
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Across
- 1. Substance providing immunity
- 3. Group of similar living organisms
- 6. Smallest discrete unit of energy
- 7. Large molecule essential for life
- 9. Uncharged particle in nucleus
- 10. Naturally occurring inorganic solid
- 11. Diffusion of water through a membrane
- 12. Center of an atom or cell
Down
- 2. A word related to science
- 4. A word related to science
- 5. A word related to science
- 8. Wearing away of land by water or wind
Show answers
- 1 Across: Substance providing immunity (7)VACCINE
- 3 Across: Group of similar living organisms (7)SPECIES
- 6 Across: Smallest discrete unit of energy (7)QUANTUM
- 7 Across: Large molecule essential for life (7)PROTEIN
- 9 Across: Uncharged particle in nucleus (7)NEUTRON
- 10 Across: Naturally occurring inorganic solid (7)MINERAL
- 11 Across: Diffusion of water through a membrane (7)OSMOSIS
- 12 Across: Center of an atom or cell (7)NUCLEUS
- 2 Down: A word related to science (12)EXPERIMENTAL
- 4 Down: A word related to science (10)CRETACEOUS
- 5 Down: A word related to science (8)SAUROPOD
- 8 Down: Wearing away of land by water or wind (7)EROSION
🔬 Science Crossword #4
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Across
- 1. Device for controlled nuclear reactions
- 5. Biological catalyst for reactions
- 9. A word related to science
- 10. Diffusion of water through a membrane
Down
- 2. A word related to science
- 3. Pure substance on periodic table
- 4. A word related to science
- 6. Center of an atom or cell
- 7. Uncharged particle in nucleus
- 8. A word related to science
Show answers
- 1 Across: Device for controlled nuclear reactions (7)REACTOR
- 5 Across: Biological catalyst for reactions (6)ENZYME
- 9 Across: A word related to science (8)THEROPOD
- 10 Across: Diffusion of water through a membrane (7)OSMOSIS
- 2 Down: A word related to science (10)CRETACEOUS
- 3 Down: Pure substance on periodic table (7)ELEMENT
- 4 Down: A word related to science (12)GENERATIONAL
- 6 Down: Center of an atom or cell (7)NUCLEUS
- 7 Down: Uncharged particle in nucleus (7)NEUTRON
- 8 Down: A word related to science (4)ATOM
🔬 Science Crossword #5
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Across
- 1. A word related to science
- 7. A word related to science
- 8. Pure substance on periodic table
- 9. A word related to science
Down
- 1. A word related to science
- 2. Large molecule essential for life
- 3. A word related to science
- 4. A word related to science
- 5. Smallest discrete unit of energy
- 6. Force attracting objects to Earth
Show answers
- 1 Across: A word related to science (12)SPECIFICALLY
- 7 Across: A word related to science (12)EXPERIMENTAL
- 8 Across: Pure substance on periodic table (7)ELEMENT
- 9 Across: A word related to science (10)CRETACEOUS
- 1 Down: A word related to science (8)SAUROPOD
- 2 Down: Large molecule essential for life (7)PROTEIN
- 3 Down: A word related to science (8)THEROPOD
- 4 Down: A word related to science (11)KINESTHETIC
- 5 Down: Smallest discrete unit of energy (7)QUANTUM
- 6 Down: Force attracting objects to Earth (7)GRAVITY
Solver Notes
- 4. A word related to science
- 5. A word related to science
- 6. Group of similar living organisms
- 8. Device for controlled nuclear reactions
- 10. Wearing away of land by water or wind
- 1. Substance providing immunity
- 2. A word related to science
- 3. A word related to science
- 7. Solid with ordered atomic structure
- 9. Naturally occurring inorganic solid
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.
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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.