No Prep Sub Plans: Extreme Jobs: Underwater Welder | STEM Build Challenge | Engineering Design Activity | Grades 5–8 Bring one of the world’s most dangerous careers into your classroom with this engaging Extreme Jobs STEM challenge! In this hands-on lesson, students explore the fascinating world of underwater welding while researching real-world engineering challenges and designing their own magnetic retrieval tool. Students will investigate how underwater welders repair ships, pipelines, bri