This two-day lesson is aligned to the Texas Essential Knowledge and Skills standards for Grade 3 and combines both coding and content to reinforce the ideas of fractions, perimeter, and linear measurement. The lesson is written to be used with Wonder Workshop's Dash robot though a robot is not required to complete the math tasks. The tasks are scaffolded to build a student’s understanding of the mathematical concepts throughout the lesson’s progression. From how to use a ruler to calculating a p