PREVIEW AVAILABLE!LIKE WHAT YOU SEE? CHECK OUT OTHER STEM RESOURCES IN MY SHOP!50 Weeks of STEM Labs has 250 projects separated into 50 different themes, 1 per week. Unlike the other books in the series (50 STEM Labs, 50 More STEM Labs, and 50 New STEM Labs), this one does not have grading rubrics. It is 5 ideas for each week on a single page. With 250 projects, there is some similarity between some weeks and there are some obviously similar projects, but there is a year's worth of stuff to do h