Free Printable Middle School Chemistry Crossword Puzzles

Browse crossword puzzles from the BrightSprout community — free to view and print.

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Organic Molecules Crossword Puzzle

Organic molecules crossword puzzle for Grades 7–9 science students. Vocabulary includes carbohydrates, enzymes, nucleotides, and types of fats.

Periodic Table Elements Crossword Puzzle

Periodic table elements crossword puzzle for Grades 4–6. Clues cover neon, cobalt, silver, helium, hydrogen, and other common elements from everyday applications.

Chemical Bond Crossword Puzzle

Chemical bond crossword puzzle for Grades 7–9 chemistry students. Practice ionic bonds, covalent bonds, valence electrons, and related concepts.

Chemical Bonds Crossword Puzzle

Chemical bonds crossword puzzle for Grades 8–10. Practice ionic, covalent, and metallic bonds with vocabulary like valence electrons, octet, and ions.

Chemistry in Spanish Crossword Puzzle

Spanish chemistry crossword puzzle for middle school students. Covers matter, acids and bases, atoms, molecules, and physical and chemical changes.

Repaso 2: Chemistry Vocabulary Crossword Puzzle

Chemistry review crossword in Spanish covering atoms, molecules, chemical bonds, and ions. Designed for Spanish-language science students in Grades 7–9.

Chemistry Vocabulary Crossword (Spanish)

Spanish chemistry vocabulary crossword puzzle for Grades 7–9. Clues cover atoms, electrons, ions, and chemical bonding types—covalent and ionic.

Matter and Atomic Structure Crossword

Matter and atomic structure crossword puzzle for Grades 5–7. Practice vocabulary including atom, molecule, element, physical and chemical properties, and states of matter.

Chemistry Vocabulary Crossword Puzzle

Chemistry vocabulary crossword puzzle for Grades 7–9. Covers key terms like entropy, hydrogen bonding, hypothesis, and exothermic reactions.

States of Matter and Chemistry Crossword Puzzle

States of matter and chemistry crossword puzzle in Malay for Grades 6–8. Covers melting, condensation, density, and physical and chemical properties.

Atomic Structure and Elements Crossword

Chemistry crossword puzzle for Grades 6–8 covering atomic structure, elements, and the periodic table. Practice vocabulary like proton, electron, and oxygen.

Properties of Matter Crossword Puzzle

Properties of Matter crossword puzzle for Grades 6–8 chemistry. Vocabulary includes physical and chemical properties, mixtures, solutions, and separation processes.

Acids and Bases Crossword Puzzle

Acids and bases chemistry crossword puzzle for Grades 7–9. Practice pH scale, neutralisation, salts, and acid-base terminology.

Matter and Material Properties Crossword Puzzle

Matter and material properties crossword for Grades 6–8 science. Test knowledge of density, conductors, insulators, melting point, and metal characteristics.