Curated OER
Taking the Measure of the Universe
Four fabulous activities immerse amateur astronomers into measuring objects that we cannot handle. The experiences are applied to NASA's Space Interferometry Mission, which will take measurements of planets around stars other than our...
Curated OER
Wheat: Ancient and Ageless
Students label the parts of a wheat plant on a worksheet. In this Egyptian farming instructional activity, students thresh a wheat stem and estimate the amount harvested. Students research Ancient Egypt online.