Curated Video
The 2, 5, and 10 Times Tables
Mr. Addit reviews the multiplication facts of 0, 1, 2, 5, and 10. He also reviews the zero property and the identity property.
Great Big Story
Scouting 13 Million Sky Raptors
Follow wildlife biologist Wes Larson as he travels to remote research station in the Goshute Mountains to study migrating raptors.
Great Big Story
Breaking Silicon Valley’s Glass Ceiling
Discover how Tracy Chow's blog post revolutionized diversity hiring in tech and shaped her into an impassioned advocate.
Curated Video
Endangered Animals: An Outline
Mr. Griot discusses the importance of using an outline to organize thoughts and information.He models how to write an outline using letters and numbers.
Great Big Story
Protecting Pangolins From Poachers in South Africa
Join wildlife biologist Wes Larson on an extraordinary quest to unravel the mysteries of the elusive pangolin, the most trafficked mammal on Earth. In South Africa, Wes teams up with dedicated conservationists, Francois Meyer and Dr Ray...
MarketWatch
How to calculate exactly how much college you can afford
When you select which college to attend, make sure you do the math before signing up. Here's everything you need to know to calculate the direct and indirect costs of college, along with loans and other financial-aid options available to...
Curated Video
Comparing Sets of Expressions
"Comparing Sets of Expressions" explains how to compare sets of expressions that contain the same numbers but differing symbols by simplifying each one according to the order of operations.
Curated Video
Analyze Sets of Number Patterns
Analyze Sets of Number Patterns shows how to analyze sets of two number patterns by translating them into ordered pairs on a chart.
Curated Video
Associative Property of Multiplication
Associative Property of Multiplication explains the associative property of multiplication by determining the different possibilities of dimensions for a given volume of a rectangular prism.
Curated Video
Simplify Algebraic Expressions
"Simplify Algebraic Expressions" explains how to simplify algebraic expressions by combining like terms.
Curated Video
Subtract Decimals: Standard
Subtract Decimals: Standard subtracts multi-digit decimal numbers to solve word problems by using the standard algorithm.
Curated Video
Add Decimals: Standard
Add Decimals: Standard adds multi-digit decimal numbers to solve word problems by using the standard algorithm.
Curated Video
2-Digit x 3-Digit Decimals
2-Digit x 3-Digit Decimals multiplies two-digit decimal numbers by three-digit decimal numbers fluently by using the standard algorithm.
Curated Video
Whole Numbers Divided by Fractions
"Whole Numbers Divided by Fractions" solves word problems involving dividing whole numbers by fractions by using a visual model.
Curated Video
Comparing Number Patterns
Comparing Number Patterns compares sets of two number patterns by creating a line graph from the patterns.
Curated Video
Plotting Ordered Pairs
Plotting Ordered Pairs demonstrates how to plot ordered pairs for sets of two number patterns on a coordinate grid.
Curated Video
Create Sets of Number Patterns
Create Sets of Number Patterns teaches how to create sets of number patterns when given a starting number and two written rules such as “add 6” and “add 3.”
Curated Video
Numerical Expressions
Written Descriptions of Expressions explores ways to author written descriptions of expressions.
Curated Video
Associative and Distributive
Associative and Distributive solves mathematical expressions by using the associative and distributive properties.
Curated Video
Multiplying Mixed Numbers
Multiplying Mixed Numbers uses multiplication of fractions and mixed numbers to solve real-world problems.
Curated Video
Multiplying Decimal Numbers
Multiplying Decimal Numbers explains the reasoning used in a written method for solving real-world multiplication problems containing decimal numbers.
Curated Video
Exponent, Expanded, and Standard
Exponent, Expanded, and Standard teaches how to translate examples of powers of 10 between exponent form, expanded form, and standard form.
Curated Video
Decomposing Dividends
Decomposing Dividends teaches how to find whole number quotients with and without remainders for division problems with two-digit divisors and two- to four-digit dividends by decomposing the dividend.
Curated Video
Multiplying Two-Digit Numbers by Two- and Three-Digit Numbers
Multiplying Two-Digit Numbers by Two- and Three-Digit Numbers teaches how to multiply two-digit numbers by two- and three-digit whole numbers by using the standard algorithm.