Place value is a challenging concept to grasp. In this video, the instructor links visual representations to numbers to make the concept more understandable. He uses different colors for thousands, hundreds, tens, and ones. He also uses...

Mia's pet lizard has grown a lot since he was a baby and she needs help measuring his length now that he's an adult. After choosing the best tool for the job, RJ goes step by step through the measurement process, modeling how to use both...

Looking at large numbers can intimidate many young mathematicians. Use Zoe's place value machine to help learners understand the meaning behind each digit in a whole number. After learning about the ones, tens, and hundreds places,...

A cute video on the basics of subtraction await! Efrin explains what subtraction is, what it isn't, and provides several simple examples of how subtraction works. A great video for younger learners just building a mathematical...

What a great resource! Two learners lead viewers through the process of finding the area of a trapezoid. It's a visual approach that your class is bound to remember.

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...

Provide your class with a developmentally sound way to view four-digit subtraction. Sal uses strong visual aids to show what each step in the subtraction process literally represents. Everyone will be able to see the mathematical process...

Taking a closer look at addition and subtraction using simple problems, a math video explores the terminology used to describe these processes. The instructor uses visual means to describe what these processes entail. Use it as a way to...

Sal provides a series of numbers for viewers to consider. They must attempt to identify the number pattern and predict the next two numbers in the sequence. The video contains various problems involving place value and pattern...

Have your class work through a series of exercises focused on number patterns with place value. Present each problem, allow your class to work through each one, and then show them what Sal did to solve each problem. Every problem is...

Through a review of reading and writing numbers to 10,000, learners explore this key concept. The instructor also leads a discussion of number progression. By using visual cues and brilliant colors, Sal makes it easy to understand how to...

By working through word problems involving subtraction, using numbers in the hundreds, the instructor uses visual cues to help viewers understand how to solve the problem. The instructor's method for solving the problem involves graphics...

Using a visual approach to understanding place value, a video on Singapore Math quizzes viewers on material learned about number sense. The instructor takes a large number and breaks it down, identifying the values in the thousands,...

By identifying numbers of greater and lesser value using a visual approach, a helpful video takes a deeper look at place value. It would be a great way to solidify concepts for those who learn visually. Using bright colors and grouping...

Acute, obtuse, right, and straight are all different types of angles. This clip provides a brief definition and example of each of the four types of angles. Tip: Have your class go on an angle hunt, the team that finds the most of each...

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.

Using a step-by-step approach, Sal from Kahn Academy provides a visual description of 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...

Use the Singapore math methods to work through simple problems. The visual representation of word problems allows viewers to start to make predictions and estimate the answers. A good way for class members to use a variety of methods to...

A rectangle, a rhombus, a square, a trapezoid, and a parallelogram, are these quadrilaterals? What are the criteria that make and shape a quadrilateral? It has something to do with parallel sides, congruent sides, and congruent angles....

This video shows how to add and subtract fractions with like and unlike denominators. Practice problems are available. [9:49]

In this Cyberchase video segment, the CyberSquad must measure the length of the rope that will lower Digit from the ceiling to remove the voice box from a statue of Hacker.

[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on equivalent decimals.

[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on decimal place value to the hundredths.

[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on addition with sums up to one thousand.