Discovery Education
Fuss About Dust
Dust is everywhere around us; it's unavoidable. But what exactly is dust and are certain locations dustier than others? These are the questions students try to answer in an interesting scientific investigation. Working independently or...
CK-12 Foundation
Natural Selection: Peppered Moths
Can human activity influence the colors of moths? The simulation explains how pollution changed the color of tree bark, which led to the survival of a different variation of moths. It also discusses the shift back as air quality improves.
NASA
Cleaning Water
Give young scientists a new appreciation of fresh, clean drinking water. After learning about the ways astronauts recycle their air and water, your class will work in small groups creating and testing their very own water...
Minnesota Department of Natural Resoures
Parts of a Tree
Discover the parts of a tree and so much more with a packet of activities covering a range of subjects. First graders label practice pages, test their measuring and addition skills, explore books, dance, build 3-D trees, play games, give...
Curated OER
Past Participles
Consider this online resource that includes accurate information about past participles for a reference material for your Spanish language, or as a source of inspiration for your own lesson. Beginning with a definition of past...