This site offers many free math games that allow you to practice time calculations and conversions in days, hours, minutes and seconds.


Online math games : educational games | numbers | numerical calculation | Middle School | 4th Grade | 5th Grade | elementary school | 4th 5th 6th Grade | division | 8 year old | 9 year old | 10 year old | 11 year old | 12 year old | 7th Grade | junior | mental calculation | games for kids | games and quizzes corrected | time

Time conversion game (time)
Duration calculation game (time)
The little math quiz (time)