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CK-12 Foundation
Ck 12: Elem Math: Perimeter With Side Lengths
[Free Registration/Login may be required to access all resource tools.] Students practice calculating the perimeter of various polygons.
CK-12 Foundation
Ck 12: Elem Math: Place Value Problems Involving Grouping of Items
[Free Registration/Login may be required to access all resource tools.] Students practice solving word problems involving place value.
CK-12 Foundation
Ck 12: Elem Math: Recognizing Multiples of a Number
[Free Registration/Login may be required to access all resource tools.] Students practice recognizing the multiples of a number by watching a video and trying practice problems.
CK-12 Foundation
Ck 12: Elem Math: Comparing the Capacity and Volume of Three or More Containers
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are presented with images of containers of liquid, some of which may be wider or taller, and they must answer questions where they...
CK-12 Foundation
Ck 12: Elem Math: Determining Elapsed Time With Speed
[Free Registration/Login may be required to access all resource tools.] For this learning module, students solve word problems where they must calculate elapsed time given he speed of an event or activity. Includes video demonstrating a...
CK-12 Foundation
Ck 12: Elem Math: Determining Task Length
[Free Registration/Login may be required to access all resource tools.] For this learning module, students solve word problems where they must calculate the length of time a task takes. Includes video demonstrating a sample problem and a...
CK-12 Foundation
Ck 12: Elem Math: Elapsed Time Finding the Ending Time (Single Step)
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are given the elapsed time and must calculate the time something ended, using the 24-hour format. Includes video demonstrating a...
CK-12 Foundation
Ck 12: Elem Math: Elapsed Time Finding the Start Time (Multiple Steps)
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must solve multi-step word problems by using elapsed time to calculate the starting time. Includes video demonstrating a sample...
CK-12 Foundation
Ck 12: Elem Math: Estimating Capacity Using Water (Metric Units)
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must estimate how much water is needed for a task, using metric units of capacity. Includes video demonstrating a sample problem...
CK-12 Foundation
Ck 12: Elem Math: Finding Speed Using Ratios
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must solve word problems involving time, speed, and distance by using a ratio in their calculations. Includes video demonstrating a...
CK-12 Foundation
Ck 12: Elem Math: Finding the Adjusted Rate Word Problems
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must solve word problems where they must calculate the change in a rate or speed. Includes video demonstrating a sample problem...
CK-12 Foundation
Ck 12: Elem Math: Finding the Capacity of Water With Illustrations
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must study a picture showing an amount of liquid in metric units and calculate a capacity based on the image. Includes video...
CK-12 Foundation
Ck 12: Elem Math: Determining the Elapsed Time Given Start and End Time
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are given the start time and the end time and must calculate how much time has elapsed. Includes video demonstrating a sample...
CK-12 Foundation
Ck 12: Elem Math: Areas of Rectangular Composite Figures Overlap 2
[Free Registration/Login may be required to access all resource tools.] A video and practice questions where students are presented with a rectangle that has shaded areas. They must calculate the area of the unshaded region. [1:48]
CK-12 Foundation
Ck 12: Elem Math: Dividing to Find the Time
[Free Registration/Login may be required to access all resource tools.] In this learning module, students solve word problems where they must calculate how long a task will take based on the rate. Includes video demonstrating a sample...
CK-12 Foundation
Ck 12: Elem Math: Areas of Rectangular Composite Figures Overlap 1
[Free Registration/Login may be required to access all resource tools.] A video and practice questions where students are presented with one or more smaller rectangles within a larger one. They must calculate the area of the larger...
CK-12 Foundation
Ck 12: Elem Math: Finding the Amount of Water
[Free Registration/Login may be required to access all resource tools.] The video describes how to find the sum of the capacity of water using the pictures provided. The video describes how to use the pictures to determine how many cups...
CK-12 Foundation
Ck 12: Elem Math: Complete the Number Patterns Based on the Multiplication Table
[Free Registration/Login may be required to access all resource tools.] The video describes how to use repeated addition to show the pattern for multiplying by 6.
CK-12 Foundation
Ck 12: Elementary Math: Difference Between Two Time Intervals
[Free Registration/Login may be required to access all resource tools.] Students compare the times on two clocks and calculate what time it will be before or after a given time interval, which clock shows an earlier or later time, etc....
CK-12 Foundation
Ck 12: Elem Math: Multiple Object Length Comparison
[Free Registration/Login may be required to access all resource tools.] The video calculates length of different objects and then compares the various lengths. The video is followed by a series of practice questions to assess student...
National Council of Teachers of Mathematics
The Math Forum: Teacher 2 Teacher: Use of Calculator Discussion Room
This site is a discussion room where teachers have commented on the use of calculators in the classroom. If you're a teacher feel free to join in on the discussion or ask your own question regarding calculators.
abcteach
Abcteach: Select a Math Problem Type
Generate worksheets for math problems ranging from simple addition problems to place value with expanded notation for free. Your choice of font, font size, color and landscape when printing.
Analyze Math
Analyze Math: Area of Triangles
The geometry resource explores the different formulas used to calculate the area of triangles. The applet investigates the angles and sides of a triangle.
Math Open Reference
Math Open Reference: Graphical Function Explorer (Gfe)
This resource provides a free function grapher. Enter up to 3 equations and plot them. Similar to a graphing calculator.