Keywords: challenge, Featured, Halloween, STEM Challenge Grade Levels: Pre K, K-2, 3-4 Standards: Other Disciplines: Engineering Type: Document File Type: Adobe PDF (.pdf) Download Resource Keywords: challenge, Featured, Halloween, STEM Challenge Jessica Published September 1, 2020 5.0 / 5 - 1 vote Please wait... Log in or register to rate this video. Use these Halloween LEGO/ Building Block Challenge Cards for your STEM challenges or makerspace