Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Capacity (Metric Units)

3rd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] Video explaining what a liter is and what this metric unit is used to measure. [0:23]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Choosing Appropriate Time Units

3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Video demonstrating a process for solving a multi-step word problem involving beginning and ending times and elapsed time. [3:17]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Classification of Angles

3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Video describing four types of angles - right, acute, obtuse and straight. [1:19]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Comparison of Capacity (Gallons, Pints and Quarts)

3rd - 4th
[Free Registration/Login may be required to access all resource tools.] Video presenting a table that compares how pints, quarts, and gallons relate to each other. [0:32]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Composite Figures Made of Squares and Rectangles

3rd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] Video explaining two ways of finding the area of an irregular shape that is composed of two rectangles. [0:51]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Conversion Among Units of Measure for Capacity

3rd - 4th
[Free Registration/Login may be required to access all resource tools.] Video presenting a table that shows how to convert between cups, pints, quarts, and gallons in different ways. [0:52]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Conversion Between Cups, Pints, and Quarts

3rd - 4th
[Free Registration/Login may be required to access all resource tools.] Video demonstrating how to convert between cups, pints, and quarts. [0:41]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Conversion Between Cups, Pints, Quarts and Gallons

3rd - 4th
[Free Registration/Login may be required to access all resource tools.] Video presenting a table that shows how to convert between cups, pints, quarts, and gallons. [0:49]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Conversion Between Gallons, Pints, and Quarts

3rd - 4th
[Free Registration/Login may be required to access all resource tools.] Video presenting a table showing how to convert between pints, quarts, and gallons. [0:32]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Cups, Pints, and Quarts

3rd - 4th
[Free Registration/Login may be required to access all resource tools.] Video presenting a table showing how cups, pints, and quarts relate to each other. [0:34]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Measurement of Angles

4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Video demonstrating how angles are measured in degrees using a protractor and some types of angles. [2:03]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Measuring Capacity (Metric Units)

3rd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] Video explaining what milliliters are and how they relate to liters. [0:23]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Rotational Symmetry

3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Video explaining what rotational symmetry is and giving examples of shapes that have it. [1:14]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Speed Based Problems

4th - 5th
[Free Registration/Login may be required to access all resource tools.] Video demonstrating how to solve a word problem involving speed, time, and distance. [1:21]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Subtraction (Numbers to 1,000)

3rd - 4th
[Free Registration/Login may be required to access all resource tools.] Video demonstrating how to subtract two 3-digit numbers vertically with and without regrouping. [1:14]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Time Challenge

3rd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] Video discussing the process for solving word problems involving beginning and ending times and elapsed time. [2:03]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Time Challenge Ii

4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Video discussing a process for solving word problems involving time, amount, and rate. [1:55]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Time Conversion Between Words and Numbers

3rd - 4th
[Free Registration/Login may be required to access all resource tools.] Video explaining how to state the time using words and when to express it using 'after' or 'before.' [3:04]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview Thousandths

4th - 5th
[Free Registration/Login may be required to access all resource tools.] Video introducing the concept of thousandths written in decimal form. [1:11]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Problems Using Get One Free Word Problems

3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Video demonstrating how to solve a word problem where you buy three of an item and get the fourth one free. [1:21]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Shopping and Purchasing Operations With Money

3rd - 5th
[Free Registration/Login may be required to access all resource tools.] A video showing how to add and subtract money amounts up to $10. [2:45]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Solving Multi Step Problems Involving Time

3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] A video showing how to solve a multi-step word problem involving money and time. [3:59]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Two Step Metric Capacity, Adding and Subtracting With Pictures

3rd - 5th
[Free Registration/Login may be required to access all resource tools.] Video explaining how to solve two-step word problems about metric capacity using pictures. [1:55]
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Using Real Maps (English Lengths and Distances)

3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Video explaining how to use a simple map to solve word problems involving distance. [1:08]