Science · Grades 5–7
Atoms and Molecules Worksheets
Printable atoms and molecules worksheets for grades 5 through 7. Teach students about atoms as the building blocks of matter, protons, neutrons, and electrons, chemical bonds and molecules, elements, compounds, and the Periodic Table, with comprehension questions and an answer key.
Atoms and Molecules Lessons and Resources
Lesson Plan + Worksheet · Grades 5–7
Atoms and Molecules Lesson
Teach students about atoms and molecules with this printable chemistry lesson. Uses a Lego analogy to explain how atoms are the building blocks of all matter. Covers the three subatomic particles — protons, neutrons, and electrons — and explains how atoms bond together to form molecules. Introduces elements, compounds, and the Periodic Table, with examples including water (H₂O) and table salt (NaCl). Includes comprehension questions and answer key.