Apply scientific principles to designing an experiment to study organisms living on the coral reef in our oceans. Through reading, individuals learn about the coral reef ecosystem and important factors that affect its function....

Monarch butterfly populations have decreased by 90 percent over the past 20 years due to misuse and ineffectiveness of some pesticides. Given the challenge to increase pesticide safety and effectiveness, the class, through discussion,...

Is time on your side? Pupils come up with an experiment to test whether their classmates can guess how long it takes for 30 seconds to elapse. They divide the class data into two groups, create box-and-whisker plots, and analyze the...

When biologists installed cameras in Gorongosa National Park, they ended up viewing a lot more than the lions they were trying to help! Young ecologists observe one of Africa's most beautiful savanna regions with interactive trail camera...

Why did many Tennesseeans support the 1925 Butler Act, which forbade the teaching of evolution? Using several primary source documents and a brief video clip, your young historians will draw connections between the broader historical...

Begin your unit on William Shakespeare's The Tempest with a helpful anticipation guide. Learners read ten statements that connect to the play's literary themes, and note whether they believe the statement is true or false.

In this lesson, students use previous knowledge about friction to formulate hypotheses concerning the effects of weight and contact area on the amount of friction between two surfaces. In the Associated Activities (Does Weight Matter?...

Given scenarios of comparative and experimental investigations, students will plan and implement investigations by making observations and asking well-defined questions and formulating testable hypothesis.