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How Clocks Work
Students are exposed to a variety of time pieces as well as the elements necessary to keep track of time.
Students are exposed to a variety of time pieces as well as the elements necessary to keep track of time.

Simple Machines | Everyday Learning
How do you get a glove and a ball up to your tree house? One answer is to use a pulley. A pulley is a [More]
How do you get a glove and a ball up to your tree house? One answer is to use a pulley. A pulley is a simple machine. In this original KET interactive, children learn about the basic workings of three simple machines.

Predicting the Angle of a Bouncing Ball
In this Cyberchase video segment, the CyberSquad is trapped in a cave. Inez and Digit have the key to escape, but there is an enormous [More]
In this Cyberchase video segment, the CyberSquad is trapped in a cave. Inez and Digit have the key to escape, but there is an enormous block of ice in their way. In order to get the key to Jackie and Matt, who are on the other side of the cave, the CyberSquad decides to slide the key along the ice until it bounces off the cave wall and travels to the other side. Since they do not want to risk losing the key, they decide to use a small model. While testing the various aiming points, the CyberSquad learns about angles of reflection.

Harry Bounces Back
From this Cyberchase video clip, students will learn the concept that "angle in equals angle out" for bouncing balls. Harry observed that the racquetball traveled [More]
From this Cyberchase video clip, students will learn the concept that "angle in equals angle out" for bouncing balls. Harry observed that the racquetball traveled at the same angle before and after a bounce on the racquetball court. He used this concept to figure out where he should hit the pool balls off the wall in order to have them bounce into the pockets.

Counting to 30 | Odd Squad
In this video from Odd Squad, Olive and Otto get trapped in a comic book! Their only hope is to travel to the last page [More]
In this video from Odd Squad, Olive and Otto get trapped in a comic book! Their only hope is to travel to the last page and find a mysterious scientist. But how will they get from page one to page 30?

Reading Time on Analog and Digital Clocks | The Electric Company Math Activities
In this activity, students will practice reading analog and digital clocks. Included are simple teacher-led activities for students.
In this activity, students will practice reading analog and digital clocks. Included are simple teacher-led activities for students.
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