This mathematics ClipArt gallery offers 45 illustrations of different styles of clocks, including pocketwatches and hourglasses, and shows terminology that is used when describing the time, such as "quarter after" and "20 past."

A clock that says it is 1 o'clock

1 O'clock

A clock that says it is 1 o'clock

A clock that says it is 10 minutes past 12

10 Minutes Past 12

A clock that says it is 10 minutes past 12

A clock that says it is 10 minutes to 1

10 Minutes to 1

A clock that says it is 10 minutes to 1

A clock that says it is 10 o'clock

10 O'clock

A clock that says it is 10 o'clock

A clock that reads 10:38.

10:38

A clock that reads 10:38.

A clock that says it is 11 o'clock

11 O'clock

A clock that says it is 11 o'clock

A clock that says it is 12 o'clock

12 O'clock

A clock that says it is 12 o'clock

A clock that says it is 2 o'clock

2 O'clock

A clock that says it is 2 o'clock

A clock that says it is 20 minutes past 12

20 Minutes Past 12

A clock that says it is 20 minutes past 12

A clock that says it is 20 minutes to 1

20 Minutes to 1

A clock that says it is 20 minutes to 1

A clock that says it is 25 minutes past 12

25 Minutes Past 12

A clock that says it is 25 minutes past 12

A clock that says it is 25 minutes to 1

25 Minutes to 1

A clock that says it is 25 minutes to 1

A clock that says it is 3 o'clock

3 O'clock

A clock that says it is 3 o'clock

A clock that says it is 4 o'clock

4 O'clock

A clock that says it is 4 o'clock

A clock that says it is 5 minutes past 12

5 Minutes Past 12

A clock that says it is 5 minutes past 12

A clock that says it is 5 minutes to 1

5 Minutes to 1

A clock that says it is 5 minutes to 1

A clock that says it is 5 o'clock

5 O'clock

A clock that says it is 5 o'clock

A clock that says it is 6 o'clock

6 O'clock

A clock that says it is 6 o'clock

A clock that says it is 7 o'clock

7 O'clock

A clock that says it is 7 o'clock

A clock that says it is 8 o'clock

8 O'clock

A clock that says it is 8 o'clock

A clock that says it is 9 o'clock

9 O'clock

A clock that says it is 9 o'clock

An instrument or machine for measuring time.

Clock

An instrument or machine for measuring time.

This clock is used on a table.

Clock

This clock is used on a table.

An illustration of a Roman Numeral clock showing 11:15.

Clock 11:15

An illustration of a Roman Numeral clock showing 11:15.

An illustration of a Roman Numeral clock showing 11:50.

Clock 11:50

An illustration of a Roman Numeral clock showing 11:50.

An illustration of a Roman Numeral clock showing 2:30.

Clock 2:30

An illustration of a Roman Numeral clock showing 2:30.

An illustration of a Roman Numeral clock showing 2:50.

Clock 2:50

An illustration of a Roman Numeral clock showing 2:50.

An illustration of a Roman Numeral clock showing five o'clock (5:00).

Clock 5:00

An illustration of a Roman Numeral clock showing five o'clock (5:00).

An illustration of a Roman Numeral clock showing 5:10.

Clock 5:10

An illustration of a Roman Numeral clock showing 5:10.

An illustration of a Roman Numeral clock showing 6:40.

Clock 6:40

An illustration of a Roman Numeral clock showing 6:40.

An illustration of a Roman Numeral clock showing 7:30.

Clock 7:30

An illustration of a Roman Numeral clock showing 7:30.

"Comparative time, when noon in Chicago." -Foster, 1921

Comparative Time

"Comparative time, when noon in Chicago." -Foster, 1921

"Comparative time, when noon in Toronto." -Foster, 1921

Comparative Time

"Comparative time, when noon in Toronto." -Foster, 1921

An electric clock is a clock that is powered by electricity instead of powered manually or by other sources of energy, specifically in order to wind the mainspring or to drive the pendulum or oscillator.

Electric Energy Clock

An electric clock is a clock that is powered by electricity instead of powered manually or by other…

A clock that says it is half-past 12

Half-Past 12

A clock that says it is half-past 12

Clock from, "Hickory Dickory Dock."

Hickory Dickory Dock

Clock from, "Hickory Dickory Dock."

Old clock with Roman numerals, 11:58.

Old clock

Old clock with Roman numerals, 11:58.

A clock that says it is quarter past 12

Quarter Past 12

A clock that says it is quarter past 12

A clock that says it is quarter to 1

Quarter to 1

A clock that says it is quarter to 1

A watch with roman numerals.

Watch

A watch with roman numerals.

An illustration of a pocket watch.

Pocket Watch

An illustration of a pocket watch.

This pocket watch has a circular handle at the top of the watch allowing it to be attached to a waistcoat, lapel or belt loop using a chain. The screw in the handle is used to wind the watch .

Pocket Watch

This pocket watch has a circular handle at the top of the watch allowing it to be attached to a waistcoat,…

A pocket watch from Switzerland in 1907.

Swiss Pocket Watch

A pocket watch from Switzerland in 1907.

This stem winding watch is a mechanical watch which is wound automatically by the natural motion of internally rotating parts

Self Winding Watch

This stem winding watch is a mechanical watch which is wound automatically by the natural motion of…

A typical pocket stop watch used for timing.

Stop Watch

A typical pocket stop watch used for timing.