If you want to integrate more STEM projects into your curriculum, 20 Turnkey STEM Projects to Intrigue, Inspire & Challenge features differentiated challenges that uses a simple five-step engineering design process. Kids will love the fun projects on rockets, compasses, skyscrapers, board games, winter coats, bird feeds, mining tools, roller coaster, and more! Each project includes 'curriculum connections' that link a challenge to commonly-taught topics, 'constraints for challenge' that list important limitations on time, materials, & budget, materials needed lists, 'Before you Begin' advance prep, teacher-led activity sessions, brainstorming time, planning time, an active building stage, testing and presenting, differentiation idea, and test results/challenge reflection sheets. 187 classroom reproducible pages, softcover. Grades 3-5.