Learners view the steps for determining the square root of a complex number in Excel.

The learner will identify barriers to critical thinking related to internal and external factors after viewing scenarios.

Students match images of insects and other pests with their descriptions in this lesson on keeping a food service operation free from contamination.

In this interactive object, learners are given the RPM, the pulley diameter, and the force, and proceed to calculate belt velocity and horsepower.

In this interactive object, students view an animated depiction of Class 1 levers. A matching quiz completes the activity.

In this interactive object, students view an animated depiction of Class 3 levers. A matching quiz completes the activity.

Learners apply lever ratios to calculate the mechanical advantage in basic mechanisms.

In this animated and interactive object, learners calculate the maximum velocity of the work stroke and the return stroke.

In this animated and interactive object, learners use rotational input velocity to determine the linear output velocity of a rocker or lever. Learners test their knowledge in an exercise at the end of the activity.

It is a game about science.

Standards: 4-PS3-1 and 5.P4U1.6

Simple vs. Compound Sentences

Determining whether a sentence is simple or complex.