![]() You can buy a fingerprinting kit just for kids or use supplies from around the house. See if you can compare prints and make accurate matches in the classroom. Learn to dust for prints and try a technique called “fuming” for trickier surfaces. Conduct fingerprint analysis Home Science Toolsīudding forensic scientists will love this idea. Play different types of music for plants, then observe and document any changes in the growth and development of the plants as they’re exposed to different genres of music. Learn more: Casting Animal Tracks at Blog She Wrote Determine a plant’s favorite music Turn this into an experiment by trying different methods to take casts, or use it as a method of identifying wildlife in the woods. Learn more: Water Quality Experiment at The Homeschool Scientist Cast animal tracks Blog She WroteĮxplore wildlife biology by becoming an expert tracker! Learn to identify tracks and take casts. Test the water quality of local streams, swimming pools, or even the taps at home. Learn more: Nitrogen and Plants at Test water quality The Homeschool ScientistĪ water-testing kit opens up limitless options for 8th grade science fair projects. ![]() Many plants depend on nitrogen for growth, but how important is it? This science project compares the growth of pea plants with and without nitrogen-fixing bacteria. Learn more: Plant Light Maze at KiwiCo Explore symbiosis with nitrogen-fixing bacteria This is a simple 8th grade science project with really cool results. Prove that plants really do seek out the light by setting up a simple or complex maze. Learn more: Measuring Lung Capacity at Blog She Wrote Guide a growing plant through a maze KiwiCo There are a lot of interesting hypotheses students can form, document, and explore while taking these measurements. This experiment combines math and biology to measure lung capacity using a balloon. Measure and compare lung capacity Blog She Wrote
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