This 2nd grade Project-Based Learning unit uses lots of real-world math and engineering applications. It involves 3 separate STEM projects but in the structure of PBL. The unit includes detailed daily activities, step-by-step, assessment rubric, and all necessary worksheets. All you will need is the materials. This unit is very engaging and will have all of your students participating, anxious for the next day. Written and taught by an experienced PBL coordinator, it can be applied to a small group of thinkers or to a large class of well-managed students. The unit specifically looks at 2nd grade Math Common Core Standards, but also includes reading and speaking.