In this learning activity you'll discover how constructors in the C# programming language are used to instantiate objects.

In this interactive lesson, learners read and hear instructions for sending an e-mail. Steps are given for composing an e-mail message and for sending it. Students have an opportunity to write their own messages. A quiz follows the instruction.

In this learning activity, you'll practice creating a new repository in Visual Studio Online, a cloud-based version control system.

In this learning activity you'll examine how database normalization eliminates redundancy and helps maintain consistency within a relational database.

In this learning activity you'll review how every protein molecule of an organism is synthesized by that organism in a prescribed process. This activity helps students understand the fundamental life process of making protein.

The student identifies the anatomical parts of the ear and learns the purpose and function of these parts. A review follows the lesson.

In this animated and interactive object, learners examine ventilation, external and internal respiration, and gas transport.

In this animated activity, learners examine the two major phases of cell division: mitosis and cytokinesis.

In this well-illustrated activity, learners examine the three types of intermolecular forces: dipole-dipole forces, London or Van der Waals forces, and the hydrogen bond. Two interactive questions are included.

Probability, Discrete Random Variables and Continuous Random Variables

You'll focus on terminology related to designing a hypothetical program.

Students will determine the independent, dependent, and control of an experiment.