Help your students master dimensional analysis skills with this differentiated practice worksheet. Easy to follow examples are included so students are encouraged to move through this practice activity at their own pace, mastering each level. Students start out as beginners, then advance to the medium, hard, and finally expert levels. A template is provided for each dimensional analysis problem ensuring that students show their work and use critical thinking skills to properly set up each system of ratios. Every practice problem asks students to round to the correct number of significant figures, further strengthening important lab skills. A full answer key is provided in your download.