The truth will always come out. A short performance task has learners considering a witness statement given to a detective. They apply special line segments in triangles and Ceva's Theorem to prove that the witness is actually lying.

Statistics is all about making inferences! A lesson guide explains the meaning of inferences and how to use statistics to make them. The resource provides instruction as well as information about the topic on the AP® Statistics exam. 

Believe it or not, this is a 76-page series of lesson plans published by the California Commission on Agriculture which is designed to teach upper-elementary learners about agricultural practices and products in the state. There are two...

Really a unit, this resource exposes middle schoolers to genetics at their level. They read interviews and biographies, trace a family tree, play games that simulate inheritance concepts, and more! Teacher's procedures, student...

Third graders research their genealogy. In this math lesson, 3rd graders collect data and create graphs and charts. A presentation of their findings is given.

Students explain how moon phases occur. They explain three ways that the night sky has been used through history. Students locate some of the constellations in the night sky. They discuss stories and myths surrounding stars.

Students examine the effects of pests on other organisms, crops, and the environment. they construct an insect observation chamber and discover how some insects can be pests in some situations and beneficial in others. They write "pest...