Expansion Learning
Expansion Learning: Math Activity: What Time Is It? (Half Hours)
Activity provides students the practice they need to master the skill of telling what time it is in half hours. Immediate feedback is given.
ClassFlow
Class Flow: Time to the Half Hour Vote
[Free Registration/Login Required] The teacher will use this lesson plan flipchart to review time. The students will use this lesson plan flipchart to learn time (half hour).
Expansion Learning
Expansion Learning: Math Activity: Set the Clock to Half Hours
Activity provides students the practice they need to master the skill of setting the clock to half hours. Immediate feedback is given.
University of Cambridge
University of Cambridge: Nrich: How Many Times?
Sharpen your logic and digital clock-reading skills while working on this challenge. Solution available.
University of Cambridge
University of Cambridge: Nrich: Take the Right Angle
Sharpen your logic, time, and angle recognition skills while working on this challenge. The solution is available to double check your results. (Hint: Use the "90 degree" right angle button on the clock to check if something is a right...
Treehut
Suzy's World: What Is Time?
This site from Suzy's World and Suzy Cato provides a brief definition of what time is and early methods of measuring time. Also includes two time experiments and tells you how to figure out your age in hours.
Shodor Education Foundation
Shodor Interactivate: Lesson: Clock Arithmetic and Cryptography
This lesson plan is designed to guide students in practicing their basic arithmetic skills by learning about clock arithmetic and cryptography. Linked resources include helpful applets.