Teens experience natural selection firsthand (or first beak) in an activity that has them act as finches foraging for food. Using different household items  to act as different beak styles, your little finches will collect as much...

A rich and well-designed lesson on estimation is here for you. The lesson utilizes a video; ITV Series: The Eddie Files 'Estimation: Going to the Dogs,' along with many websites. Several fantastic learning activities are...