Building an Eco-Column Grow plants and watch animals thrive in a mini ecosystem! The eco-column demonstrates how the natural filtering system works in an ecosystem, life science experiment. Visit bottle biology for a list of plants, animals, and activities for your mini ecosystem.
Fifth Grade Physical Science Activities: The Incredible Flexible Egg Experiment. In this experiment, a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches. Your child will be amazed, and you'll be teaching her how seemly impossible acts are anything but—with the help of a little science!