STEM Challenge Bundle includes 3 of my top selling STEAM projects. The challenges are low prep and NGSS aligned. Your engineers will be using the design process to reinvent a product on the market, create an arcade out of cardboard, and create a focus tool.By purchasing the 3 STEM challenges in a bundle you receive 20% off purchasing the games individually. What's Included?Table of ContentsTeacher Direction PagesSuggested Recycled Material PageFamily LetterStudent Engineering Notebook-just pr