Instructional Video10:19
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#### Square Roots And Real Numbers

For Students 7th - 11th
Sal works through several problems involving rational and irrational numbers, and shows how to find the difference. This video is a good stepping stone for those who are preparing to take on more challenging algebra work.
Instructional Video9:18
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#### SAT Prep: Test 2 Section 6 Part 2

For Students 9th - 12th
Reviewing the last problem from the previous video because he feels that he "rushed it," Sal again explains the concept of ratios as it applies to problem 6 on the practice SAT (page 472 in The Official SAT Study Guide). Additional...
Instructional Video10:02
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#### SAT Prep: Test 8 Section 5 Part 4

For Students 9th - 12th
If your math students are having a hard time with graphing and slopes, this video could be a great resource as they prepare for the SAT. Sal takes care in explaining his thought process, making sure where to note different strategies to...
Instructional Video9:52
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#### SAT Prep: Test 6 Section 3 Part 3

For Students 9th - 12th
Continuing problem 7 from the previous video, Sal takes students through what he describes as "a common SAT problem" involving geometric lines and figures. Additional problems deal with sequences, cross-multiplication, and measuring...
Instructional Video9:49
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#### SAT Prep: Test 8 Section 5 Part 2

For Students 9th - 12th
Sal again makes the SAT look effortless, and yet students will follow his mathematical processes with ease. Problems range in difficulty, from basic algebra equations to more complicated geometric figures.
Instructional Video9:31
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#### 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....
Instructional Video9:12
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#### SAT Prep: Test 8 Section 5 Part 3

For Students 9th - 12th
Have a blast with Sal as he solves these SAT practice questions! He enjoys himself with visualization and combination problems, showing not only how to solve the problems but to see math as a riddle rather than a threat.
Lesson Plan
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#### Solving the Unknown with Algebra: Lesson 3: Functions and Formulas/Square Roots

For Teachers 6th - 9th Standards
This lesson has a number of fun worksheets for a pre-algebra or beginning algebra class. The main emphasis of this lesson is functions, formulas, and looking at square roots. It is the third lesson in a series on solving for unknowns,...
Instructional Video9:50
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#### SAT Prep: Test 4 Section 2 Part 3

For Students 9th - 12th
Continuing his theme of solving problems in a timely and correct manner, Sal teaches students that most problems on the SAT are designed to be solved in less than 30 seconds (though he does state that they are given over a minute for...
Instructional Video1:21
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#### Understanding Square Roots

For Students 5th - 7th
What is the square root of 100? Sal explains what the square root of 100 is, but he needs a little help explaining why. Note: This concept can be challenging for some. If you are showing this video to your class, it does not stand alone....
Instructional Video3:12
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#### How Do You Simplify Radicals Using the Product Property?

For Teachers 6th - 9th
It would be difficult to explain how to write the given radical , the square root of 60, in its simplest form. It's not a perfect square so there are several steps required to break it down and get it to its simplest form. Just watch...
Instructional Video3:16
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For Teachers 8th - 11th
Combine the given radical expressions. How? Do they have the same radical? Yes. Then they can be combined. Watch this video as the teacher explains how to combine the terms that can be combined and leave the terms as they are that need...
Lesson Plan
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#### Put Me in Order

For Teachers 4th - 8th
Sorting fractions, integers, decimals and square roots into sequential order is an active process when you use a gym as your setting. After your class is divided into two groups and provided with number cards, they compete to see who can...
PPT
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#### Exploring Square Roots and the Pythagorean Theorem

For Teachers 5th - 6th
For learners of algebra, this presentation could be of good use. They are coached on the basics of how to calculate square roots and perfect squares, and they are shown the intriciacies of the Pythagorean Theorem. There are many practice...
Lesson Plan
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#### Babylonian Mathematics I

For Teachers 8th - 10th
Learners examine a Babylonian clay tablet and the mathematics found on it as a catalyst to investigate a variety of mathematical ideas. They work with prime numbers, classify numbers as whole, integer, rational, or irrational and use...
Instructional Video7:41
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#### MTEL Math Practice Test: 1-4

For Students 11th - Higher Ed
Worried about the MTEL? Never fear, Sal is here! Designed for adults who are seeking their teaching credentials in Massachusetts, this series of videos guides future teachers through a practice test for the Math MTEL. The useful...
Instructional Video3:35
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For Teachers 8th - 11th
Subtract the given radicals. Not so difficult really! If the radicals are like terms, then it's as simple as combining the coefficients. Yes, it's really that simple.
Instructional Video5:48
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For Teachers 8th - 11th
Radicals , radicands , square roots, perfect squares, and subtracting? Sounds complicated, especially because the radicals are not the same in this problem. So, there's a lot of math work to do here. Watch this video to find out how to...
Lesson Plan
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For Teachers 9th - 10th
In this algebra worksheet, students solve 10 equations for the given variable. Each problem involves numbers under a radical sign.
PPT
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#### Mixed Math Millionaire: Math Game

For Teachers 5th
Play a game to review a variety of math concepts. Factoring, square roots, number sequences, division, multiplication, order of operations, and word problems are all covered in this Millionaire style quiz game. Tip: Keep this resource as...
Worksheet
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#### Square Roots Worksheet

For Students 7th - 10th
In this square roots worksheet, learners find the square roots of numbers, find what numbers are squared, solve for lengths of sides of triangles, and more. Students complete 18 problems.
Worksheet
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#### Numbers and Operations as Words

For Students 4th - 5th
Teach numbers in word form with this activity. For this numbers and operations worksheet, learners solve 22 problems in which numbers are written in word form. Students solve the problems and write their responses in word form. Example:...
Lesson Plan
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