CK-12 Foundation
Ck 12: Elem Math: Overview of 24 Hour Time Format
[Free Registration/Login may be required to access all resource tools.] Video explaining a process for solving word problems involving beginning and ending times and elapsed time. [2:35]
CK-12 Foundation
Ck 12: Elem Math: Overview of Addition (Sums to 1,000)
[Free Registration/Login may be required to access all resource tools.] Video demonstrating how to add two 3-digit numbers vertically with no regrouping. [1:04]
CK-12 Foundation
Ck 12: Elem Math: Overview of Analog and Digital Clocks
[Free Registration/Login may be required to access all resource tools.] Video explains the difference between analog and digital time and how to convert from digital to analog, paying close attention to where to place the hour hand based...
CK-12 Foundation
Ck 12: Elem Math: Overview of Angles
[Free Registration/Login may be required to access all resource tools.] Video providing a detailed explanation of what angles, segments, rays, and vertexes are, and how angles are named and measured. [4:23]
CK-12 Foundation
Ck 12: Elem Math: Overview of Capacity Iii (Metric Units)
[Free Registration/Login may be required to access all resource tools.] Video explaining the steps to follow for understanding what a word problem about capacity is asking you to do. [0:32]
CK-12 Foundation
Ck 12: Elem Math: Overview of Capacity Ii (Metric Units)
[Free Registration/Login may be required to access all resource tools.] Video explaining the steps to follow that can help when solving problems about metric capacity. [0:52]
CK-12 Foundation
Ck 12: Elem Math: Overview of Capacity (Metric Units)
[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]
CK-12 Foundation
Ck 12: Elem Math: Overview of Choosing Appropriate Time Units
[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]
CK-12 Foundation
Ck 12: Elem Math: Overview of Classification of Angles
[Free Registration/Login may be required to access all resource tools.] Video describing four types of angles - right, acute, obtuse and straight. [1:19]
CK-12 Foundation
Ck 12: Elem Math: Overview of Comparison of Capacity (Gallons, Pints and Quarts)
[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]
CK-12 Foundation
Ck 12: Elem Math: Overview of Composite Figures Made of Squares and Rectangles
[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]
CK-12 Foundation
Ck 12: Elem Math: Overview of Conversion Among Units of Measure for Capacity
[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]
CK-12 Foundation
Ck 12: Elem Math: Overview of Conversion Between Cups, Pints, and Quarts
[Free Registration/Login may be required to access all resource tools.] Video demonstrating how to convert between cups, pints, and quarts. [0:41]
CK-12 Foundation
Ck 12: Elem Math: Overview of Conversion Between Cups, Pints, Quarts and Gallons
[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]
CK-12 Foundation
Ck 12: Elem Math: Overview of Conversion Between Gallons, Pints, and Quarts
[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]
CK-12 Foundation
Ck 12: Elem Math: Overview of Cups, Pints, and Quarts
[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]
CK-12 Foundation
Ck 12: Elem Math: Overview of Measurement of Angles
[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]
CK-12 Foundation
Ck 12: Elem Math: Overview of Measuring Capacity (Metric Units)
[Free Registration/Login may be required to access all resource tools.] Video explaining what milliliters are and how they relate to liters. [0:23]
CK-12 Foundation
Ck 12: Elem Math: Overview of Rotational Symmetry
[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]
CK-12 Foundation
Ck 12: Elem Math: Overview of Speed Based Problems
[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]
CK-12 Foundation
Ck 12: Elem Math: Overview of Subtraction (Numbers to 1,000)
[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]
CK-12 Foundation
Ck 12: Elem Math: Overview of Time Challenge
[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]
CK-12 Foundation
Ck 12: Elem Math: Overview of Time Challenge Ii
[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]
CK-12 Foundation
Ck 12: Elem Math: Overview of Time Conversion Between Words and Numbers
[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]