Howard Hughes Medical Institute
Survival of the Fittest - Variations in the Clam Species Clamys sweetus
It's not often that you come across a clever laboratory activity that is both imaginative and comprehensive! Using M&M's and Reese's peanut butter candies to represent two different clam species, young biologists test for "relative...
Curated OER
Pieces of the Past
Seventh graders compare and contrast the way of life of Native Americans in Texas and around the country. As a class, they brainstorm about the uses of pottery today and use broken pieces of pottery to create an artifact. In groups,...