What they do is amazing, Graves said. PBL은 학생들에게 커뮤니케이션, 협업, 비판적 사고, 창의성의 네 가지 C를 사용하여 문제를 평가하고 해결하도록 가르칩니다. Those are major skills our kids will absolutely need to have as they leave and go into the work force, Graves explained.