Curated OER
Hip Replacement
Students take a close examine animals' skeletons to see how their pelvis and femur work together for movement. By investigating their skeletons students discover the placement and functions of our own bodies. They use owl pellets in this...
Curated OER
Settling Rates of Different Size Particles
High schoolers discover how and why the settling rate of particles differs with the size of the particles. Using different soil samples, they calculate the amount of time it takes for a sample to settle in water for up to forty minutes....