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9:30
Lesson Planet

#### SAT Prep: Test 7 Section 5 Part 1

For Students 9th - 12th
The beginning of a new set of SAT practice problems from The Official SAT Study Guide involves sequences, distribution, combinations, and geometric figures. Sal makes sure to provide thorough explanations to each problem, while...
9:30
Lesson Planet

#### SAT Prep: Test 5 Section 7 Part 4

For Students 9th - 12th
Spending more than half of the video readdressing the nuances in problem 13 (previously discussed in the last video), Sal ensures that students understand the tricky word problem by going through each of the multiple choice answers....
9:31
Lesson Planet

#### SAT Prep: Test 3 Section 2 Part 2

For Students 9th - 12th
Problem number 6 on the practice SAT involves solving for a distance on a line, which Sal does in about 2 minutes. His method of efficiently (and correctly) solving problems is an excellent model for students who tend to panic at the...
9:28
Lesson Planet

#### SAT Prep: Test 5 Section 3 Part 5

For Students 9th - 12th
Problem 15 on the practice SAT (page 657) prompts students to solve a word problem using a number of given constraints. Additional problems involve finding the radius of a circle (given the radius of a smaller circle) and prime...
9:28
Lesson Planet

#### SAT Prep: Test 6 Section 7 Part 2

For Students 9th - 12th
Helping students realize the common missteps in solving the average SAT problem, Sal creates a lens through which students can clearly see the correct and incorrect approach to each type of problem. He points out what a student might...
9:23
Lesson Planet

#### Exponent Properties Involving Quotients

For Students 8th - 11th
A series of problems involving exponent properties is the focus of this video. Sal demonstrates rational expressions, simplifying fractions, and how to manipulate algebraic equations using exponents and division.
7:48
Lesson Planet

#### Inequalities Using Addition And Subtraction

For Students 7th - 11th
Beginning a "handful of fairly simple inequality videos," Sal demonstrates a few inequality problems in which mathematicians need to add or subtract. Though he states that his goal is to familiarize viewers with the notation, his...
4:04
Lesson Planet

#### Multiplying Fractions and Mixed Numbers

For Students 5th - 7th
Here is a great video explaining how to multiply a fraction by a whole number. Sal shows students how to put a whole number over 1 in order to multiply it by a fraction. He simplifies his answer and writes it as a mixed number.
3:18
Lesson Planet

#### Adding Fractions with Like Denominators

For Students 5th - 7th
Assist your students in understanding how to add fractions with like denominators by showing them this presentation. Sal adds 3/15 to 7/15 and then simplifies his answer. He uses drawings and multiple colors to show the actual process.
2:06
Lesson Planet

#### Adding Mixed Numbers

For Students 5th - 7th
Adding mixed numbers is what this video will demonstrate. Sal explains that adding mixed numbers can be done by looking at the whole number separately from the fraction. Because his explanation is brief, this video would be great as a...
11:26
Lesson Planet

#### Scientific Notation

For Students 7th - 9th
Explaining scientific notation is useful because "it allows us to write really large or really small numbers in ways that are easy for our brains to write down and understand," Sal proceeds to solve a few practice problems involving...
5:23
Lesson Planet

#### Scientific Notation 2

For Students 7th - 9th
Apply the concept of scientific notation to a word problem involving the rate of speed. Sal explains how to express the answer in scientific notation.
Lesson Planet

#### Jeopardy

For Teachers 6th - 8th
An unusually challenging Jeopardy-style game is here for your charges. All sorts of high-level algebraic terminology, concepts, and problem solving are embedded in the game. There is even a Final Jeopardy clue. I have found these...
Lesson Planet

#### How Big Is That Star?

For Teachers 6th - 9th
Aspiring astronomers study stars. They compare stars and explain the relationship between radius, mass, and diameter. By creating a star simulation, they discover how a binary star system's orbit can cause changes in the observed...
Lesson Planet

#### Adapting the Game Concentration

For Teachers 1st - 12th
I love classroom games, and this plan deftly describes how you can use the game Concentration across the curriculum to reinforce skills. I wish I would have thought of this when I was teaching this age level. These kinds of games are...
21:27
Lesson Planet

#### FRB Commentary 3: Big Picture

For Students 9th - Higher Ed
Summarizing his thoughts on creating the last few videos on the weaknesses of the fractional reserve, Sal goes on to explain why he believes the nature of this system is "disingenuous," leading up to a discussion that contextualizes the...