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