Color the clock worksheet for learning time-telling skills with a color-coded system.

Problem Description:

The task is to color the clocks based on the times shown, using the following color coding rules:
- Red: On the hour
- Green: Quarter to
- Blue: Quarter after
- Yellow: Half hour

We need to analyze each clock and determine which time category it falls into, then apply the appropriate color.

---

Step-by-Step Solution:

#### Clock 1:
- Time: The hour hand is pointing at 1, and the minute hand is pointing at 12.
- Analysis: This represents 1:00 (on the hour).
- Color: Red

#### Clock 2:
- Time: The hour hand is between 9 and 10, closer to 9, and the minute hand is pointing at 3.
- Analysis: This represents 9:15 (quarter after 9).
- Color: Blue

#### Clock 3:
- Time: The hour hand is between 8 and 9, closer to 8, and the minute hand is pointing at 9.
- Analysis: This represents 8:45 (quarter to 9).
- Color: Green

#### Clock 4:
- Time: The hour hand is between 7 and 8, closer to 7, and the minute hand is pointing at 6.
- Analysis: This represents 7:30 (half past 7).
- Color: Yellow

#### Clock 5:
- Time: The hour hand is between 10 and 11, closer to 10, and the minute hand is pointing at 12.
- Analysis: This represents 10:00 (on the hour).
- Color: Red

#### Clock 6:
- Time: The hour hand is between 1 and 2, closer to 1, and the minute hand is pointing at 3.
- Analysis: This represents 1:15 (quarter after 1).
- Color: Blue

#### Clock 7:
- Time: The hour hand is between 2 and 3, closer to 2, and the minute hand is pointing at 6.
- Analysis: This represents 2:30 (half past 2).
- Color: Yellow

#### Clock 8:
- Time: The hour hand is between 3 and 4, closer to 3, and the minute hand is pointing at 9.
- Analysis: This represents 3:45 (quarter to 4).
- Color: Green

---

Final Answer:

Based on the analysis, the clocks should be colored as follows:
1. Red
2. Blue
3. Green
4. Yellow
5. Red
6. Blue
7. Yellow
8. Green

$$
\boxed{\text{Red, Blue, Green, Yellow, Red, Blue, Yellow, Green}}
$$