About this science crossword
Play our science crossword online and grow your knowledge step by step. This free science crossword puzzle has 10 rounds. It starts with primary school words and moves up to high school terms. Clues are short and clear, and the crossing letters help you check your spelling. Your score uses time-based points, so faster and cleaner solves give you more points. It works well on phone, tablet, and laptop, and there is no sign-up. Use it for quick study, class warm-ups, or a fun brain break at home.
How it works
- 10 rounds total; each round gets a bit harder.
- Read the short clue and type your answer in the grid.
- Crossing letters help you fix mistakes as you go.
- Time-based points: solve faster to earn a higher score.
- Finish all rounds to see your total score and progress.
What you’ll learn
- Key words from biology, chemistry, physics, earth science, and space
- Better spelling and faster recall for science terms
- Simple test habits: read, cross-check, and pace yourself
Who it’s for
This is a science crossword for kids and teens (grades 3–12), homeschoolers, teachers, and anyone who enjoys quick puzzles. It’s easy to start and fun to master.
Tips
- Start with the shortest words to unlock crossings.
- Skip hard clues and come back after filling others.
- Watch the timer; steady pace beats rushing and re-typing.
FAQs
Is it free?
Yes. This is a free science crossword you can play online.
How many rounds are there?
There are 10 rounds, moving from primary level to high school.
How does scoring work?
Your score uses time-based points. Faster, accurate solves score higher.
What topics are included?
Biology, chemistry, physics, earth science, space, and basic lab skills.
Is it mobile-friendly?
Yes. It works smoothly on phones, tablets, and laptops.
Do I need to sign up?
No. Just open the page and start playing.
Is there a new puzzle each time?
Yes. Each round refreshes clues and grids for a fresh challenge.
Can teachers use this in class?
Yes. It’s great for warm-ups, stations, and quick revision.
Do you have a printable version?
Printable packs are planned. Watch this space.