DNA and RNA are key to this puzzle that helps middle schoolers review basic protein synthesis terms like 'codon' and 'enzyme' with clear, simple clues.
Human Circulatory System Crossword Puzzle for Kids is a medium crossword puzzle with 13 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.
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Human Circulatory System Crossword Puzzle for Kids
Explore the human circulatory system with this medium-difficulty crossword puzzle designed for 3rd to 5th graders. Learn key terms like heart, vein, artery, and blood while having fun.
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Across
- 1. Tiny blood vessels where oxygen and nutrients are exchanged
- 2. Gas carried by red blood cells to the body
- 4. Small blood parts that help stop bleeding
- 6. To move continuously around the body
- 7. Structures in veins that prevent blood from flowing backward
- 8. Blood cells that carry oxygen
- 11. What the heart does to move blood
Down
- 3. Red liquid that carries oxygen and nutrients
- 5. The process of blood moving through the body
- 9. Blood vessels that carry blood away from the heart
- 10. The organ that pumps blood throughout the body
- 12. The liquid part of blood that carries cells
- 13. Blood vessels that carry blood back to the heart
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