Curated OER
Soft Sculpture Birds
Art can mimic life, and animals are always interesting subjects. Learners create large soft sculptures (stuffed) birds using paper, paint, and other basic collage materials. They view images of birds, and discuss bird traits and shapes....
Curated OER
Gumdrop Crystal Models
A great way to learn about molecular structures is to make a model. Gumdrops and toothpicks are used to construct crystal models. The models are based on theories of crystal shapes that occur because of positive and or negatively charged...
Cornell University
Resolution—Not Just for the New Year
Experiment with optical resolution using an inquiry-based instructional activity. Young researchers calculate fellow classmates' optical resolutions. They apply the information to understand the inner workings of optical instruments.