The document describes various lab tools used in science experiments and their purposes. It lists tools such as microscopes, thermometers, graduated cylinders, measuring tapes, and digital balances that are used to measure objects and substances. It also mentions funnels, stopwatches, droppers, compasses, goggles, test tubes, beakers, spatulas, conical flasks, and hand lenses along with brief descriptions of how each tool is used in a lab. The document concludes by asking the reader to use their knowledge of these tools to measure a friend's height, amount of water in a cup, drops of water, water temperature, weight of a pencil case, and time to complete the measurements.