Puzzle Detail
Classic Crosswords Classic Nature Super Expert — Set 7
🔬 Science Crossword #1
| 1 | 2 | |||||||||||||
| 3 | ||||||||||||||
| 4 | ||||||||||||||
| 5 | ||||||||||||||
| 6 | ||||||||||||||
| 7 | ||||||||||||||
| 8 | ||||||||||||||
| 9 | ||||||||||||||
Across
- 3. Solid with ordered atomic structure
- 4. Device for controlled nuclear reactions
- 6. Positively charged particle
- 7. Fourth state of matter
- 8. Diffusion of water through a membrane
- 9. Force attracting objects to Earth
Down
- 1. Substance providing immunity
- 2. Mixture producing intense heat
- 5. Wearing away of land by water or wind
- 7. Large molecule essential for life
Show answers
- 3 Across: Solid with ordered atomic structure (7)CRYSTAL
- 4 Across: Device for controlled nuclear reactions (7)REACTOR
- 6 Across: Positively charged particle (6)PROTON
- 7 Across: Fourth state of matter (6)PLASMA
- 8 Across: Diffusion of water through a membrane (7)OSMOSIS
- 9 Across: Force attracting objects to Earth (7)GRAVITY
- 1 Down: Substance providing immunity (7)VACCINE
- 2 Down: Mixture producing intense heat (7)THERMIT
- 5 Down: Wearing away of land by water or wind (7)EROSION
- 7 Down: Large molecule essential for life (7)PROTEIN
🔬 Science Crossword #2
| 1 | ||||||||||||||
| 2 | ||||||||||||||
| 3 | 4 | |||||||||||||
| 5 | 6 | |||||||||||||
| 7 | 8 | |||||||||||||
| 9 | ||||||||||||||
| 10 | ||||||||||||||
| 11 | ||||||||||||||
Across
- 3. Device for controlled nuclear reactions
- 5. Center of an atom or cell
- 8. Wearing away of land by water or wind
- 10. Large molecule essential for life
- 11. Mixture producing intense heat
Down
- 1. Preserved remains of ancient life
- 2. Force attracting objects to Earth
- 4. Diffusion of water through a membrane
- 6. Pure substance on periodic table
- 7. Positively charged particle
- 9. Group of similar living organisms
Show answers
- 3 Across: Device for controlled nuclear reactions (7)REACTOR
- 5 Across: Center of an atom or cell (7)NUCLEUS
- 8 Across: Wearing away of land by water or wind (7)EROSION
- 10 Across: Large molecule essential for life (7)PROTEIN
- 11 Across: Mixture producing intense heat (7)THERMIT
- 1 Down: Preserved remains of ancient life (6)FOSSIL
- 2 Down: Force attracting objects to Earth (7)GRAVITY
- 4 Down: Diffusion of water through a membrane (7)OSMOSIS
- 6 Down: Pure substance on periodic table (7)ELEMENT
- 7 Down: Positively charged particle (6)PROTON
- 9 Down: Group of similar living organisms (7)SPECIES
🔬 Science Crossword #3
| 1 | ||||||||||||||
| 2 | 3 | |||||||||||||
| 4 | 5 | |||||||||||||
| 6 | ||||||||||||||
| 7 | 8 | |||||||||||||
| 9 | 10 | |||||||||||||
| 11 | ||||||||||||||
| 12 | ||||||||||||||
Across
- 4. Solid with ordered atomic structure
- 5. Smallest discrete unit of energy
- 6. Diffusion of water through a membrane
- 7. Device for controlled nuclear reactions
- 11. Wearing away of land by water or wind
- 12. Force attracting objects to Earth
Down
- 1. Slow-moving river of ice
- 2. Fourth state of matter
- 3. Center of an atom or cell
- 8. Pure substance on periodic table
- 9. Preserved remains of ancient life
- 10. Positively charged particle
Show answers
- 4 Across: Solid with ordered atomic structure (7)CRYSTAL
- 5 Across: Smallest discrete unit of energy (7)QUANTUM
- 6 Across: Diffusion of water through a membrane (7)OSMOSIS
- 7 Across: Device for controlled nuclear reactions (7)REACTOR
- 11 Across: Wearing away of land by water or wind (7)EROSION
- 12 Across: Force attracting objects to Earth (7)GRAVITY
- 1 Down: Slow-moving river of ice (7)GLACIER
- 2 Down: Fourth state of matter (6)PLASMA
- 3 Down: Center of an atom or cell (7)NUCLEUS
- 8 Down: Pure substance on periodic table (7)ELEMENT
- 9 Down: Preserved remains of ancient life (6)FOSSIL
- 10 Down: Positively charged particle (6)PROTON
🔬 Science Crossword #4
| 1 | ||||||||||||||
| 2 | ||||||||||||||
| 3 | ||||||||||||||
| 4 | ||||||||||||||
| 5 | 6 | |||||||||||||
| 7 | ||||||||||||||
| 8 | ||||||||||||||
| 9 | ||||||||||||||
| 10 | ||||||||||||||
| 11 |
Across
- 3. One body blocking another in space
- 6. Fourth state of matter
- 8. Center of an atom or cell
- 9. Solid with ordered atomic structure
- 10. Mixture producing intense heat
- 11. Uncharged particle in nucleus
Down
- 1. Group of similar living organisms
- 2. Preserved remains of ancient life
- 3. Wearing away of land by water or wind
- 4. Force attracting objects to Earth
- 5. Slow-moving river of ice
- 7. Large molecule essential for life
Show answers
- 3 Across: One body blocking another in space (7)ECLIPSE
- 6 Across: Fourth state of matter (6)PLASMA
- 8 Across: Center of an atom or cell (7)NUCLEUS
- 9 Across: Solid with ordered atomic structure (7)CRYSTAL
- 10 Across: Mixture producing intense heat (7)THERMIT
- 11 Across: Uncharged particle in nucleus (7)NEUTRON
- 1 Down: Group of similar living organisms (7)SPECIES
- 2 Down: Preserved remains of ancient life (6)FOSSIL
- 3 Down: Wearing away of land by water or wind (7)EROSION
- 4 Down: Force attracting objects to Earth (7)GRAVITY
- 5 Down: Slow-moving river of ice (7)GLACIER
- 7 Down: Large molecule essential for life (7)PROTEIN
🔬 Science Crossword #5
| 1 | ||||||||||||||
| 2 | ||||||||||||||
| 3 | 4 | |||||||||||||
| 5 | ||||||||||||||
| 6 | 7 | |||||||||||||
| 8 | ||||||||||||||
| 9 | ||||||||||||||
| 10 | ||||||||||||||
Across
- 2. Solid with ordered atomic structure
- 3. Biological catalyst for reactions
- 6. Positively charged particle
- 8. Force attracting objects to Earth
- 9. Center of an atom or cell
- 10. Mixture producing intense heat
Down
- 1. Slow-moving river of ice
- 4. Wearing away of land by water or wind
- 5. One body blocking another in space
- 7. Pure substance on periodic table
Show answers
- 2 Across: Solid with ordered atomic structure (7)CRYSTAL
- 3 Across: Biological catalyst for reactions (6)ENZYME
- 6 Across: Positively charged particle (6)PROTON
- 8 Across: Force attracting objects to Earth (7)GRAVITY
- 9 Across: Center of an atom or cell (7)NUCLEUS
- 10 Across: Mixture producing intense heat (7)THERMIT
- 1 Down: Slow-moving river of ice (7)GLACIER
- 4 Down: Wearing away of land by water or wind (7)EROSION
- 5 Down: One body blocking another in space (7)ECLIPSE
- 7 Down: Pure substance on periodic table (7)ELEMENT
Solver Notes
1
2
3
4
5
6
7
8
9
Across
- 3. Solid with ordered atomic structure
- 4. Device for controlled nuclear reactions
- 6. Positively charged particle
- 7. Fourth state of matter
- 8. Diffusion of water through a membrane
- 9. Force attracting objects to Earth
Down
- 1. Substance providing immunity
- 2. Mixture producing intense heat
- 5. Wearing away of land by water or wind
- 7. Large molecule essential for life
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.