High schoolers identify the different sources of radiation around us. In this physics instructional activity, students calculate their estimated radiation exposure per year. They research a current issue about radiation.

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...

Complete the clock by placing the numbers in the correct location. Click the how to do this and help button for instructions and a picture of a clock to guide learning.

Move the hands on JayZeebear's clock and he will show and tell you what time it is. The digital time is also shown just below the clock face. It's a great way to practice learning to tell time!

The words for a specific time appear in the box at the bottom. Click on the clock face that has the time that matches and a wedge of cheese appears there. The mouse then runs safely to the clock face to get the cheese. If you click the...

Use your math skills to solve this problem involving a digital clock face. Solution included.

An image of "Clock face", created by Andre-Charles Boulle in 1715 (Gilt bronze with white enamel plaques, diameter 43 cm).

The day has come for students to create their own fish and to make sure that it is a keeper. The students will also be introduced to the clock face and the idea of hour notation.

Sharpen your logic and digital clock-reading skills while working on this challenge. Solution available.

Move the hands on the clock and see what JayZeebear is doing throughout the entire day. There is also a digital clock that also gives same the time as the clock face.