Four Science Experiments for Smarter Grandchildren

Experiment 1. Making Clay Float Materials: 2 ounces of modeling clay ($2 at Hobby Lobby), pan of water. Step1. Make clay into a ball. Show how it sinks. Step2. Reshape into a small boat, no leaks! It floats!!! Lesson: This illustrates the famous Archimedes Principle. Objects more dense than water sink; less dense they float. … More Four Science Experiments for Smarter Grandchildren