Bird Shelter STEM Challenge | Animal Habitats Engineering Design Activity | K–3 ScienceHelp students become engineers and nature helpers with this Bird Shelter STEM Challenge, a hands-on engineering design activity that teaches students how birds depend on safe shelters for survival. In this low-prep STEM challenge, students plan, design, build, test, and improve a bird shelter using simple classroom or recycled materials. There is no single “right” answer — students are encouraged to problem-