NOAA
Plate Tectonics II
Mid-ocean ridges, rift valleys, island arcs, mountain ranges, earthquakes, volcanoes ... there are so many features associated with plate tectonics. The 14th installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography...
Curated OER
Make Your Own Quick Sand
Students create a quick sand model using cornflour and water. In this earth science lesson plan, students explain why stirring the mixture quickly makes it thick but the opposite happens when you stir it slowly.
Curated OER
Why Do We Have Night?
Learners engage in a fun, creative way to discover how the Earth moves. This lesson helps students explain why there is day and night. It can also create curiosity to further study the solar system and eclipses!
Curated OER
Bobsled Challange
Students investigate the effects of materials on the friction between a "bobsled" and the track. They explore the effects of weight on the motion of the bobsled. Students design a bobsled for either fast or slow movement. They discuss...