In this screencast, learners read about the seven hormones that help regulate blood glucose.

In this well-illustrated object, learners examine basic floral anatomy. The flower is the reproductive organ of the angiosperm.

In this learning activity you'll calculate exchange rates to determine the impact of prices of exports and imports.

The learner will represent very large and very small numbers in engineering notation.

The learner will explore basic human limitations that create barriers to critical thinking including selective thinking, false memories, and perceptual limitations.

Learners review the fundamental laws of algebra including the commutative law of addition, the commutative law of multiplication, the associative law of addition, the associative law of multiplication, and the distributive law. Examples are given.

In this learning activity you'll review the general principles speakers use to create a specific purpose statement.

In this learning activity, you'll identify the three types of sexual harassment.

Students read a description of audiograms. They review audiograms representing various degrees and types of hearing loss.

In this animated object, learners examine a systematic method for converting a decimal number (base 10) into an octal number (base 8).

In this animated activity, learners read the definition of a parallelogram and then find the perimeter and area of parallelograms in practice problems.

In this learning activity you'll brainstorm and compose a list of speech topics.

Students examine standard pressure in this interactive object.

Brainstorming helps find new ideas to problems. Learn how you can use brainstorming to write a paper, give a speech, or work on a group project. In this video, you’ll explore what brainstorming is and how to use it.

In this interactive object, learners examine the structural-functional, social-conflict, and symbolic interaction analyses of socialization. A mind map and quiz questions are included.

Students review the rules for writing the possessive form of most singular nouns. They then complete an exercise.

Learners will identify the number of significant digits in practice problems.

In this learning activity you'll solve systems of two linear equations in two unknowns by determinants.

In this screencast, you will learn about the 24 time zones.

In this learning activity you'll assemble the components of a prokaryotic cell and match the names and functions with each structure.

In this learning activity you'll be explore independent and cooperative learning strategies to support retention of the material.

Students view information taken from various sources and decide if the material is acceptable for a technical research report. After choosing whether or not the source material is acceptable, the students read an explanation from the instructor.

Learners use the coefficients in a balanced equation to develop the mole ratios of reactants and products involved in the reaction. Five interactive examples illustrate the method, and students test their knowledge by working four problems.

Learners study the properties of a right circular cylinder and use geometric formulas to find volume and surface area.

In this learning activity you'll use critical thinking skills to rewrite appropriate responses to potentially sensitive words and phrases.