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Presidents’ Day Science: Coin Cleaning Experiment

Presidents’ Day Science: Coin Cleaning Experiment

We played with coins today for Presidents’ Day, using what we had on hand to determine what would clean coins the best. Initially, we set up our experiment with vinegar, baking soda, and a control (just water). Pin It Pin It My daughter hypothesized that the baking soda would clean the best, followed by water, then vinegar. We poured water into each container and then added vinegar to one, and baking soda to another, leaving the third as just … Read entire article »

Filed under: 5-6 (Kindergarten), 6-8 (Early Elementary), 9-11 (Elementary), Featured, Logical-Mathematical, Science