Get your students excited and engaged with this Clothes Pin Car STEM 4.0 Physical Science Challenge! Students can participate in this hands-on, interactive, collaborative group exercise to experience the change between potential, kinetic, and gravitational energy firsthand. This STEM activity fosters critical thinking and problem-solving skills. See Preview for additional information! ➪STEM 4.0 Challenge targets Force and Motion. ➪The STEM 4.0 Challe