Unit Plan
National Security Agency

Time After Time

For Teachers 3rd - 4th Standards
Save those precious minutes and hours spent planning math lessons with this mini-unit on telling time. Offering a series of engaging hands-on and collaborative learning activities, these three lessons teach children how to read...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Beginning, Ending, and Elapsed Time Using Two Clocks

For Students 3rd - 5th
[Free Registration/Login may be required to access all resource tools.] Cursor down if needed to locate the video "Determining Beginning, Ending, and Elapsed Time Using Two Clocks." Students watch a video and then attempt practice...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Solving Word Problems for Elapsed Time Without Clocks

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] In this learning module, students solve word problems involving elapsed time. An accompanying video demonstrates how to solve a sample problem. [0:54] A set of...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Elapsed Time Applications (Grade 3)

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] This is a collection of videos showing how to solve elapsed time application problems including an overview, with and without clocks, and with time intervals. It...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Elapsed Time Finding the Ending Time (Single Step)

For Students 3rd - 5th Standards
[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...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Elapsed Time Finding the Start Time (Multiple Steps)

For Students 3rd - 5th Standards
[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...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Determining Beginning Ending and Elapsed Time Using Two Clocks

For Students 2nd - 4th
[Free Registration/Login may be required to access all resource tools.] The video describes hot to find the time on two different clocks and compare the two times to find the elapsed time. The video is followed by a series of practice...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Beginning Ending and Elapsed Time With Clocks Word Problems

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video shows how to solve a word problem involving start time, end time, and elapsed time. The video is followed by practice problems covering the topics in the...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Elapsed Time Without Clocks Word Problems

For Students 2nd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] The video describes how to find elapsed time from a word problem. The video is followed by a series of practice questions to assess student comprehension of the...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Finding the Time With a Timeline

For Students 3rd - 4th Standards
[Free Registration/Login may be required to access all resource tools.] For this learning module, students must solve word problems involving elapsed time using a timeline. Includes video demonstrating a sample problem [0:52] and a set...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Determining Duration Time

For Students 4th - 5th
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to solve multi-step word problems involving elapsed time. Includes video demonstrating a sample problem [1:28] and a set...
Unit Plan
CK-12 Foundation

Ck 12: Elementary Math: Difference Between Two Time Intervals

For Students 2nd - 4th Standards
[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....
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Determining Time Changes in 5 Minute Intervals

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on determining time in five minute intervals.
Unit Plan
Khan Academy

Khan Academy: Telling Time Word Problems (Within the Hour)

For Students 2nd - 4th Standards
Solve a word problem to find the duration of an event. Both analog or digital clocks are included. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Time Differences (Within the Hour)

For Students 2nd - 4th Standards
Practice finding the difference between times given on two analog clocks. Each time difference is less than 60 minutes, and the hour hand stays on the same hour. Students receive immediate feedback and have the opportunity to try...