Use this lab to introduce the proper procedures for finding the volume of various objects using a graduated cylinder or a metric ruler. You will have to go shopping to get some supplies or ask parents to donate the supplies that you will need for this lab. Use my PowerPoint to help teach how to read graduated cylinder. There are Points to Ponder questions at the end of this lab. This activity supports Grade Seven California State Science Standard 7A - Select and use appropriate tools and technology (including calculators, computers, balances, spring scales, microscopes, and binoculars) to perform tests, collect data, and display data.