Curated OER
Color Kaleidoscopes
Students construct kaleidoscopes to demonstrate how an image is multiplied by angled mirrors before light rays reach their eyes. They follow step-by-step directions to create a kaleidoscope, and draw illustrations of the repeating...
Curated OER
Building Aqueducts
Pupils simulate building a Roman aqueduct using an interactive website. In this social studies instructional activity, students design their own class aqueduct. They construct one inside the science classroom.