Finding an idea for your project can be the hardest part. Many students have sent us questions on topic ideas. Ideas for science fair projects can come from many sources, of course, but the following sites are great places to start to look for topic ideas! IMPORTANT: Your science fair may have rules about not using people or animals as test subjects or about not using any
This is a great experiment to show different densities of liquids. Have students record their predictions then watch as students create a rainbow in a glass. Liquids with higher densities will sink to the bottom while lighter liquids will go to the top.