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Time
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Clues
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Display Settings
How to Play
Game Objective
Fill in all the white squares with letters to complete the crossword puzzle!
How to Play
Click on a cell to select it, then type letters. Use arrow keys to navigate between cells.
Navigation
Use arrow keys to move between cells. Press Space to toggle between Across and Down directions.
Need Help?
Click the hint button (💡) to reveal a letter in the current word or highlight the next empty clue.
Keyboard Shortcuts
- Arrow Keys - Navigate cells
- Space - Toggle direction
- Backspace - Delete letter
- Tab - Next clue
- Shift+Tab - Previous clue
- H - Get hint
- F - Toggle fullscreen
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Elements — Crossword Clues & Answers
Explore Elements through this engaging hard level Crossword designed for Grade 9-10 students. Master essential Science concepts while developing critical thinking and vocabulary skills. Perfect for classroom learning or independent practice.
- HYDROGEN The lightest and most abundant chemical element in the universe.
- OXYGEN We breathe this gas, essential for life on Earth.
- CARBON The basis of all known life; found in diamonds and coal.
- NITROGEN A major gas in Earth's atmosphere, used in fertilizers.
- CALCIUM A mineral vital for strong bones and teeth.
- POTASSIUM An alkali metal found in bananas and potatoes.
- CHLORINE Used to purify swimming pools and in table salt.
- SILICON A common element in sand and computer chips.