TED-Ed
A Digital Reimagining of Gettysburg
Why would Robert E. Lee order Pickett's Charge, an action that changed the course of the Civil War? Geographer and historian Anne Knowles uses digital technology to explain what she thinks is the missing piece in trying to understand...
Curated OER
How Do You Find the Value of a Digit in a Whole Number?
The instructor illustrates place value by first drawing a place value chart. Then she inserts the numbers in question so she can find the value of certain digits. I think her chart really helps visually.
Curated OER
Singapore Math: Grade 3a, Unit 2 (Part 7)
If you need to extend your four-digit addition example problems, this video is perfect. Sal provides a variety of practice problems firmly based on the place value system. Each problem is wonderfully explained using multiple colors and a...
Khan Academy
Singapore Math: Grade 3a Unit 2 (part 5)
What a great way to present multiple-digit addition! Sal adds the numbers 2803 and 1443. He draws a chart representing each of the four place values from the problem and then draws "place value buckets” to represent what each number...
Curated OER
How Do You Multiply a Two-Digit Number by a Two-Digit Number?
It is very important to keep place value in mind when you are multiplying. The instructor draws a place value chart to help you see how to keep the numbers in their proper place. Too often pupils get messy and the numbers don't line up...
Curated OER
First Grade Math Lessons : Two Digit Addition for First Grade Math
Homeschoolers stop here! Made just for tutors and homeschoolers, this video explains the best method for teaching first graders to add double digit numbers. Note: There are other ways to teach this concept, this one is basic and easy to...
Curated OER
How Do You Multiply a Three-Digit Number by a One-Digit Number?
The teacher gives a very thorough explanation of how to set up and multiply numbers vertically. She emphasizes place value and where the numbers go when you multiply them (carrying).
Curated OER
How Do You Multiply a Three-Digit Number by a One-Digit Number?
The teacher gives a very thorough explanation of how to set up and multiply numbers vertically. She emphasizes place value and where the numbers go when you multiply them (carrying).
Curated Video
Policy - The Community Guidelines
Following a site's community guidelines is just one step toward being an excellent digital citizen. After a brief introductory video, small groups come up with their own community guidelines and present their ideas to come up with a...
Curated OER
Adding Three- and Four-Digit Numbers
Lauren demonstrates the importance of aligning numbers properly to add them. First she lines the numbers up incorrectly and gets an absurd answer when she adds them together. Then she shows how to carefully align the numbers according to...
TED-Ed
Getting Started as a DJ: Mixing, Mashups and Digital Turntables
What do Paris Hilton, Avicii, Diplo, and Cole Plante all have in common? They're DJs! Seventeen-year-old Plante is featured in a short video in which he demonstrates his art and encourages others who might be interested in pursuing a DJ...
Be Smart
Paying Attention in the Digital Age
"In a new article, doctors say that your attention span is like a muscle that can be strengthened. I didn't read the rest of the article because I saw a shiny thing." - Conan O'Brien. The video explains the way the brain process...
Curated OER
How Do You Divide a Two-Digit Number by a One-Digit Number With a Remainder?
A collective groan can be heard when long division is mentioned. Here's a step-by-step demonstration of how to divide a two-digit number by a one-digit number, with a remainder.
Corbett Maths
Multiplication – End Number
Know if the product is not correct. Pupils learn a quick check to see if a product is incorrect. The video uses the value of the units to check solutions to multi-digit multiplication problems. Two short worksheets allow learners to...
Google
Protect Your Stuff
If you think password is an acceptable password, think again! A short video demonstrates the importance of an unguessable password as part of a Google series on digital citizenship.
Curated OER
Analytics - How It Works
Drawings flash across the screen as a narrator discusses how we extract meaning from digital information. Show this video to your high school engineering learners or in a computer science class. It may also be valuable to include in a...
Khan Academy
Place Value 1
Khan Academy assists your learner in grasping the concept of Place Value. Students will break down the number 4356 as 4 thousands + 3 hundreds + 5 tens + 6 ones, and then labels the number by place value. This video would be most helpful...
Curated OER
How Do You Multiply a Two-Digit Number by a One-Digit Number?
The instructor uses diagrams to illustrate a model of how to multiply 3 times 26. Multiplication is a form of addition. She states that the larger rectangles represents 10 and the small squares have a value of one. She explains how to...
Curated OER
How Do You Multiply a Two-Digit Number by a One-Digit Number?
The instructor uses diagrams to illustrate a model of how to multiply 3 times 26. Multiplication is a form of addition. She states that the larger rectangles represent 10 and the small squares have a value of 1. She explains how to get...
California Academy of Science
Your Digital Footprint: Data and Energy Use
Understanding energy usage requires knowing more than how much energy it takes to charge your cell phone. Scholars learn each text sent uses energy as does each video, game, and phone call. They observe the larger grid of data transfers...
TED-Ed
How High Can You Count on Your Fingers?
Is it a coincidence that fingers are called digits? Did you know that one finger can represent one digit or even six parts? Watch a somewhat confusing video that explains the possibilities of counting to numbers higher than 10 on your...
Crash Course
Computer Vision: Crash Course Computer Science #35
Can your computer recognize you? Scholars learn about computer vision, starting with analyzing digital images. It progresses to face recognition and biometrics and ends with autonomous driving.
Curated OER
Singapore Math: Grade 3a, Unit 2 (part 9)
Sal uses numeric expansion to show the process of subtracting four-digit numbers. For example, he expands the number 6004 and writes it as 6000+0+0+4 and 2678 as 2000+600+70+8. When he regroups, viewers will be able to see the actual...
Scholastic
Study Jams! Single-Digit Division
Learning the algorithm for long division is no easy task, but this resource helps to break the process into manageable steps. Beginning with an explanation of basic division vocabulary, this presentation goes on to model long division...
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