Article reports on the debut of the world's most accurate atomic clock. Includes a vocabulary list.

Download these free worksheets to sharpen your time skills. Sheets focus on elapsed time, telling time on analog clocks, calendars, and converting time.

Use this website to assemble different types of clocks and create printouts for classroom use. You can generate printouts of clock faces, faces with numbers, clock parts (numbers and hands), as well as worksheets where students draw...

Determine the time, degree of angles, and fractions, using this interactive white board clock activity.

The CyberSquad must construct a clock of sorts in order to keep track of the amount of time they have to rescue Dr. Marbles in this video segment from Cyberchase.

In this science fair project, investigate the chemical kinetics of the famous iodine clock reaction. This classic experiment requires about a week to complete.

Read an overview of the poem "Stop all the Clocks" by W.H. Auden and view additional resources such as articles, collection items, and teacher resources.

In this interactive, students practice telling time on an analog clock by selecting the correct time given 3 choices for each time change.

[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems involving telling time with two clocks.

[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems involving time patterns with clocks.

Use these various learning games in your classroom to teach about clocks and telling time. Reproducibles are included.

[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...

Learn about the development of early clocks from the 14th through to the 19th centuries.

The first atomic clock was designed by Louis Essen in 1955. Find out about how it works and how atomic clock technology has developed.

Find out about Christiaan Huygens who built the world's first pendulum clock in 1656. The pendulum clock became the most accurate clock in the world for nearly 300 years.

Students will explore modular arithmetic in this activity. The student will set a starting value and them move the "clock" forward a number of specified hours to see the resulting sum. Included are disucssion resources, additional...

The interactive resource explores how to tell time. Students are either asked to enter the time displayed on a clock or move the hands of a clock to display the given time.

This site provides the complete etext for the Charles Dickens story, Master Humphrey's Clock.

[Free Registration/Login may be required to access all resource tools.] For this learning module, students practice converting the time from a 12-hour clock into the format for a 24-hour clock. Includes video [0:51] demonstrating a...

[Free Registration/Login may be required to access all resource tools.] For this learning module, students practice converting the time from a 24-hour clock into the format for a 12-hour clock. Includes video demonstrating a sample...

Teaching Clock is a teaching resource to help children explore telling the time in both analog and digital formats. Ideal for use in full-screen mode on an interactive whiteboard, where teachers can demonstrate the relative movement of...

A learning module that begins with "The Clock Man" by Shel Silverstein, accompanied by guided reading questions, assessment questions, and discussion questions. The text can be printed as a PDF or assigned online through free teacher and...

Students calculate elapsed time using analog clocks. Included in this lesson are a detailed plan, clock template, and video of students making their clocks.

A collection of video lectures from a course introducing students to the advanced analog integrated circuits. Webpage includes twenty-seven lectures from a professor at the University of California, Berkeley. Lectures vary in length and...