Challenge Crosswords Science Hard — Set 10
🔬 Science Crossword #1
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Across
- 3. Slow-moving river of ice
- 6. A word related to science
- 8. Uncharged particle in nucleus
- 9. Substance providing immunity
- 10. Biological catalyst for reactions
Down
- 1. A word related to science
- 2. A word related to science
- 4. A word related to science
- 5. One body blocking another in space
- 7. Force attracting objects to Earth
Show answers
- 3 Across: Slow-moving river of ice (7)GLACIER
- 6 Across: A word related to science (8)THEROPOD
- 8 Across: Uncharged particle in nucleus (7)NEUTRON
- 9 Across: Substance providing immunity (7)VACCINE
- 10 Across: Biological catalyst for reactions (6)ENZYME
- 1 Down: A word related to science (12)GENERATIONAL
- 2 Down: A word related to science (10)CRETACEOUS
- 4 Down: A word related to science (9)EVOLUTION
- 5 Down: One body blocking another in space (7)ECLIPSE
- 7 Down: Force attracting objects to Earth (7)GRAVITY
🔬 Science Crossword #2
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Across
- 1. A word related to science
- 4. Solid with ordered atomic structure
- 5. Uncharged particle in nucleus
- 7. Fourth state of matter
- 9. A word related to science
- 10. Naturally occurring inorganic solid
Down
- 2. Biological catalyst for reactions
- 3. A word related to science
- 6. Diffusion of water through a membrane
- 8. Device for controlled nuclear reactions
Show answers
- 1 Across: A word related to science (8)THEROPOD
- 4 Across: Solid with ordered atomic structure (7)CRYSTAL
- 5 Across: Uncharged particle in nucleus (7)NEUTRON
- 7 Across: Fourth state of matter (6)PLASMA
- 9 Across: A word related to science (11)KINESTHETIC
- 10 Across: Naturally occurring inorganic solid (7)MINERAL
- 2 Down: Biological catalyst for reactions (6)ENZYME
- 3 Down: A word related to science (12)EXPERIMENTAL
- 6 Down: Diffusion of water through a membrane (7)OSMOSIS
- 8 Down: Device for controlled nuclear reactions (7)REACTOR
🔬 Science Crossword #3
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Across
- 4. Device for controlled nuclear reactions
- 5. Preserved remains of ancient life
- 7. A word related to science
- 9. Naturally occurring inorganic solid
- 10. Diffusion of water through a membrane
- 11. Wearing away of land by water or wind
Down
- 1. Mixture producing intense heat
- 2. Fourth state of matter
- 3. Large molecule essential for life
- 6. Force attracting objects to Earth
- 8. A word related to science
Show answers
- 4 Across: Device for controlled nuclear reactions (7)REACTOR
- 5 Across: Preserved remains of ancient life (6)FOSSIL
- 7 Across: A word related to science (12)EXPERIMENTAL
- 9 Across: Naturally occurring inorganic solid (7)MINERAL
- 10 Across: Diffusion of water through a membrane (7)OSMOSIS
- 11 Across: Wearing away of land by water or wind (7)EROSION
- 1 Down: Mixture producing intense heat (7)THERMIT
- 2 Down: Fourth state of matter (6)PLASMA
- 3 Down: Large molecule essential for life (7)PROTEIN
- 6 Down: Force attracting objects to Earth (7)GRAVITY
- 8 Down: A word related to science (8)THEROPOD
🔬 Science Crossword #4
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Across
- 1. Substance providing immunity
- 5. Fourth state of matter
- 6. Naturally occurring inorganic solid
- 8. A word related to science
- 9. Device for controlled nuclear reactions
- 10. Biological catalyst for reactions
Down
- 2. A word related to science
- 3. One body blocking another in space
- 4. Preserved remains of ancient life
- 7. Uncharged particle in nucleus
Show answers
- 1 Across: Substance providing immunity (7)VACCINE
- 5 Across: Fourth state of matter (6)PLASMA
- 6 Across: Naturally occurring inorganic solid (7)MINERAL
- 8 Across: A word related to science (8)SAUROPOD
- 9 Across: Device for controlled nuclear reactions (7)REACTOR
- 10 Across: Biological catalyst for reactions (6)ENZYME
- 2 Down: A word related to science (4)ATOM
- 3 Down: One body blocking another in space (7)ECLIPSE
- 4 Down: Preserved remains of ancient life (6)FOSSIL
- 7 Down: Uncharged particle in nucleus (7)NEUTRON
🔬 Science Crossword #5
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Across
- 2. Wearing away of land by water or wind
- 5. One body blocking another in space
- 6. A word related to science
- 9. A word related to science
- 10. Large molecule essential for life
- 11. Preserved remains of ancient life
Down
- 1. A word related to science
- 3. Device for controlled nuclear reactions
- 4. Uncharged particle in nucleus
- 7. Naturally occurring inorganic solid
- 8. Force attracting objects to Earth
Show answers
- 2 Across: Wearing away of land by water or wind (7)EROSION
- 5 Across: One body blocking another in space (7)ECLIPSE
- 6 Across: A word related to science (4)ATOM
- 9 Across: A word related to science (12)REPRODUCTION
- 10 Across: Large molecule essential for life (7)PROTEIN
- 11 Across: Preserved remains of ancient life (6)FOSSIL
- 1 Down: A word related to science (11)SPINOSAURUS
- 3 Down: Device for controlled nuclear reactions (7)REACTOR
- 4 Down: Uncharged particle in nucleus (7)NEUTRON
- 7 Down: Naturally occurring inorganic solid (7)MINERAL
- 8 Down: Force attracting objects to Earth (7)GRAVITY
Solver Notes
Ready to test your crossword expertise? Our challenge crossword puzzles feature advanced clues, complex grids, and tricky wordplay designed for experienced solvers seeking a real brain workout.
What are challenge crossword puzzles?
Challenge crossword puzzles are expert-level word games featuring advanced vocabulary, complex clue structures, and larger grids. They are designed for experienced crossword solvers who want to push their skills beyond standard difficulty levels.
How do I improve at solving challenge crosswords?
Build your skills gradually by starting with classic crosswords and working up to challenge level. Learn common crossword abbreviations, practice recognizing wordplay patterns, and expand your vocabulary across history, science, and general knowledge topics.
Are challenge crosswords suitable for all ages?
Challenge crosswords are best suited for adults and advanced students who already have strong crossword-solving experience. The difficult clues and specialized vocabulary assume familiarity with crossword conventions and a broad knowledge base.
How many challenge crossword puzzles are available?
Our challenge collection includes expert-level crossword puzzles covering general knowledge, history, science, and mixed topics. Each puzzle is crafted to provide a satisfying difficulty level that tests even the most seasoned crossword enthusiasts.
What is the difference between challenge and daily crosswords?
Daily crosswords offer moderate difficulty suitable for regular solving sessions, while challenge crosswords feature significantly harder clues and more obscure vocabulary. Challenge puzzles typically take longer to complete and reward deep knowledge across many subjects.