Liquefaction is a phenomenon in which the strength and stiffness of a soil is reduced by earthquake shaking or other rapid loading. Liquefaction can cause major damage during an earthquake. In this ...

Free lesson plans aligned to NGSS, student activity sheets, and integrated animations help students understand science and chemistry in everyday life. Inquiry in Action is a FREE teacher resource of ...

From Play-Doh to Barbie, major toy companies have long sought a foothold in the education marketplace by offering branded classroom materials and educational videos teachers can use. But now, one ...