What do you need to know to plan primary project based learning? PBL is great for any grade level, but there are a few more things you need to think about when trying to incorporate project-based learning in the primary grades. Modifications and accommodations are important to help set your primary students up for success with their PBL activities. Just know that project based learning in the primary grades is very guided, and it’s OK to ask for help! Click through to read more.