Khan Academy
Singapore Math: Grade 3a, Unit 2 (Part 6)
Sal reinforces the concepts taught in the first video on Singapore's four-digit addition with a series of addition problems. The video would be an excellent homework assignment. Ask your class to view it at home and write a paragraph on...
Khan Academy
Singapore Math: Grade 3a, Unit 1 (Part 7)
Third graders use zero, four, and five to make as many three-digit numbers as possible. Sal explains that to make the largest number possible, one must put the largest number in the highest place. Each step and Sal's thought process is...
Curated OER
Ordering Fractions and Decimals (2)
To help students visualize how to order fractions and decimals this teacher uses a clever story. The animation used is very bright and the context of the story may be a great way to help students understand why convert a fraction into a...
Curated OER
Number System Relationships
Build a strong number system relationships with your class by viewing this video. Natural, whole, integers, and rational numbers are shown as a series off cups that fit into each other.
Curated OER
Count In Binary
Eight-year-old James, demonstrates how he counts in binary. This video does not have an explanation of what binary is but could act as an example of the binary system.
Curated OER
Secret Trick: Math Division Long
Upper graders and middle schoolers will love this clip. They'll learn how to divide large numbers mentally. The narrator uses addition (and what appears to be magic) to divide a six-digit number by a single-digit number. Really cool...
Curated OER
Counting Numbers 1 - 10
The littlest learners will love counting along with this sing-song video. They can sing and count 10 fat sheep as they appear on the screen. A great way to reinforce counting skills, number sense, and number recognition in children ages...
Khan Academy
Singapore Math: Grade 3a, Unit 1 (Part 2)
As part of a series on numbers less than 10,000, a thorough presentation demonstrates how to visualize numbers in groups of a thousand. The instructor then describes how to read and write numbers less than 10,000.
Khan Academy
Singapore Math: Grade 3a, Unit 1 (Part 1)
Using a step-by-step approach, Sal from Kahn Academy visually describes what a group of 10, 100, and 1,000 means. It explores the value of numbers less than 10,000. The example is easy to understand. He puts marbles in a can, and the...
Khan Academy
Singapore Math: Grade 3a, Unit 2 (Part 4)
Use the Singapore math methods to work through simple problems. Visual representations of word problems allow viewers to start making predictions and estimating the answers. This is a good way for class members to use various methods to...
Other
Math Tutor Dvd: Mental Math Secrets! The Secret to Mental Addition
This video lesson explores how to perform fast mental math tricks and speedy calculations that can be applied to addition problems. [12:30]
Other
Erikson Institute: The Match 'Em All Game
This bingo-like game allows children to think about numbers in different ways. A video shows the game in action and a downloadable card set is provided. [5:14]
PBS
Pbs Kids: Race Car Problem
Can you use your counting skills to win the race? Win the race by counting to fill your race car with enough gas to cross the finish line.
Khan Academy
Khan Academy: Negative Numbers, Variables, Number Line
Given a, b, and c shown on the number line, Sal determines if statements like -b < c are true. [4:54]
Khan Academy
Khan Academy: Algebra I Examples: Scientific Notation 3
The learning resource consists of a video [6:21] on how to use scientific notation to solve a word problem. Learners watch a step-by-step example to learn about the algebra concept.
Sophia Learning
Sophia: The Kinds of Inequality
This lesson explains what the different inequality symbols mean. Students can watch a video tutorial and then take an online quiz.
Sophia Learning
Sophia: The Not Equal Sign
Students review the not equal sign in this lesson. The video tutorial consists of examples that explain how to use the not equal sign.
Loyola University Chicago
Math Flix: Order of Operations Explained
This QuickTime movie provides an explanation of the order of operations. As you watch and listen to the teacher and students interact it helps clarify the thinking behind applying this concept.
Crash Course
Crash Course Statistics #2: Mathematical Thinking
This episode talks about numeracy - that is understanding numbers. From really really big numbers to really small numbers, it's difficult to comprehend information at this scale, but these are often the types of numbers we see most in...
Imagine Learning Classroom
Learn Zillion: Find Absolute Value Using a Number Line
In this lesson, you will learn how to find the absolute value of a number by using a number line. [3:46]
Loyola University Chicago
Math Flix: Wordsworth Puzzles Introduction
This QuickTime movie provides an opportunity to practice solving for a value. A great introduction to the basics of Algebra. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this...
Jack Hartmann
Jack Hartmann: Subitize Up to 5
Subitize is the ability to tell the number of objects in a set, quickly, without counting. In this subitizing song, watch how easy it is to name the numbers in each set of dots, ten frames, and fingers. [4:15]
Other
Erikson Institute: Matching Cards Game in Pre K
A quick matching card game with dot cards is a fun way for preschoolers to practice recognizing small sets without counting - a key skill for building visual number sense. Watch this video demonstration to see how to incorporate into...
PBS
Pbs: Odd Squad: Double Storm
What does it mean when you double something? Odd Squad needs help containing a double storm headed to the area.