Elapsed Time, Weight, and Liquid Volume (Contexts for Learning Mathematics)

Elapsed Time Workbook

Telling the Time Workbook: Volume 2: Matching Clocks to Time and Elapsed Time Problems

Elapsed Time Workbook: Time Practice Problems for Kids: Find the End Time, Find the Start Time, and Calculate Elapsed Time with Answers

Telling the Time Workbook: 100s of practice problems including elapsed time, start and end times, matching clocks (Whiz Kid Math Series)