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This document provides a proposed lesson plan for teaching 5th grade students about chemical changes and materials. The lesson involves three hands-on activities to help students understand concepts like chemical reactions, density, and floating versus sinking. The first activity simulates a chemical reaction between vinegar and baking soda to form a "volcano." The second uses different liquids in a column to demonstrate differences in density. The third uses eggs in salt water and fresh water to illustrate

Author

JORGE VINUEZA BARCOS

Language

EN