This lesson will present the Hypotenuse-Leg Triangle Congruence Theorem. It is 4 of 5 in the series titled "Triangle Congruence Theorem (HL)." [2:47]

This lesson will explain two-way tables. It is 3 of 3 in the series titled "Two-Way Tables/Contingency Tables." A transcript accompanies the video. [3:45]

A screencast lesson introducing variouse types of questions. It is 1 of 2 in the series titled "Types of Questions." [3:38]

This lesson will explain that genotypes can be either homozygous or heterozygous. It is 1 of 4 in the series titled "Types of Traits." [2:15]

This lesson shows how to use affixes to determine the meaning of unknown words. It provides definitions of terms and demonstrates how to use similar words and word parts to determine the meaning of unfamiliar words. [2:30]

This lesson provides real-world examples that demonstrate how to organize data into matrices. It is 3 of 5 in the series titled "Using Matrices to Organize Data." [4:43]

This lesson provides real-world examples that demonstrate how to organize data into matrices. It is 4 of 5 in the series titled "Using Matrices to Organize Data." [8:40]

This lesson provides real-world examples that demonstrate how to organize data into matrices. It is 5 of 5 in the series titled "Using Matrices to Organize Data." [2:51]

A narrated tutorial which explains Newton's second law of motion when air resistance is taken into account. [6:43]

This lesson explains how to apply prior knowledge to a reading. This tutorial lesson shares a short screencast [4:57] with the lesson's content.

A video lesson defining a strong verb and explaining how to create strong verbs within a written text by changing passive voice to active voice, eliminating unnecessary qualifiers, and reducing phrases to a single word. [7:24]

This screencast lesson focuses on how to use surrounding sentences to determine word meaning when reading literature. It suggests looking at adjoining sentences, verbs, adjectives, and adverbs. She uses two examples from "Wuthering Heights" to demonstrate how it works. [3:41] L.9-10.4a Context/Meaning

A screencast lesson explaining how to use word roots to determine the meaning of unknown vocabulary. [4:38]

This lesson describes how to use the quadratic formula to determine the solution of a quadratic equation in a specific format. It is 4 of 16 in the series titled "Using the Quadratic Formula." Includes a short multiple-choice quiz. [2:30]

This lesson describes how to use the quadratic formula to determine the solution of a quadratic equation in a specific format. It is 9 of 16 in the series titled "Using the Quadratic Formula." Includes a short multiple-choice quiz. [2:56]

A video lesson introducing the concept of bent shaped molecules including bond angles. [4:26]

This lesson introduces addition operations in vectors. It is 5 of 6 in the series titled "Vector Addition." [1:45]

This lesson discusses the use of scalar multiplication with vectors. It is 6 of 6 in the series titled "Vector Scalar Multiplication." [2:20]