Educational worksheet for Grade 5 students focusing on puberty and physical changes, with questions and a table to identify changes in boys, girls, or both.

Problem: Solve the puberty-related questions and explain the solution.

#### Worksheet Analysis:
The worksheet focuses on understanding puberty, its physical changes, and differences between boys and girls. Let's solve each question step by step.

---

Question 1: What is puberty? Choose the correct answer.

- Options:
- a) This is when your body begins to change.
- b) This is when your body stops changing.

Solution:
Puberty is the period during which a child's body matures into an adult body capable of reproduction. During this time, significant physical and hormonal changes occur. Therefore, the correct answer is:

- Answer: a) This is when your body begins to change.

---

Question 2: Everyone begins puberty at the same time. Is this statement true or false?

- Options:
- True
- False

Solution:
Puberty does not begin at the same time for everyone. The onset of puberty varies from person to person due to factors such as genetics, nutrition, and overall health. On average, puberty starts earlier in girls (around ages 8–13) than in boys (around ages 9–14), but there is natural variation. Therefore, the statement is false.

- Answer: False

---

Question 3: When does puberty begin in girls? Choose the correct answer.

- Options:
- 7 to 13
- 8 to 13
- 9 to 15
- 10 to 15

Solution:
Puberty typically begins in girls between the ages of 8 and 13. This is the most common age range, although it can start earlier or later in some cases. Therefore, the correct answer is:

- Answer: 8 to 13

---

Question 4: When does puberty begin in boys? Choose the correct answer.

- Options:
- 7 to 13
- 8 to 13
- 9 to 15
- 10 to 15

Solution:
Puberty typically begins in boys between the ages of 9 and 14. This is the most common age range, although it can start earlier or later in some cases. Therefore, the correct answer is:

- Answer: 9 to 15

---

Question 5: Girls are usually ____ years ahead of boys.

- Options:
- one
- two
- three
- four

Solution:
Girls generally enter puberty about 1–2 years earlier than boys. On average, girls start puberty around ages 8–13, while boys start around ages 9–14. Therefore, the correct answer is:

- Answer: two

---

Question 6: Place a tick into the box for each puberty change.

#### Changes:
- Grows taller
- Skin gets oily
- Acne
- Voice gets deeper
- Hair grows underarm
- Breast develops
- Penis grows
- Hips get wider
- Periods
- Wet dreams
- Body odor
- Sweating
- Muscles grow
- Hair grows in pubic area

#### Solution:
We need to categorize these changes based on whether they occur in boys, girls, or both.

1. Grows taller: Both
2. Skin gets oily: Both
3. Acne: Both
4. Voice gets deeper: Boys
5. Hair grows underarm: Both
6. Breast develops: Girls
7. Penis grows: Boys
8. Hips get wider: Girls
9. Periods: Girls
10. Wet dreams: Boys
11. Body odor: Both
12. Sweating: Both
13. Muscles grow: Both
14. Hair grows in pubic area: Both

#### Filled Table:
| Changes | Boys | Girls | Both |
|------------------------|------|-------|-------|
| Grows taller | | | ✔ |
| Skin gets oily | | | ✔ |
| Acne | | | ✔ |
| Voice gets deeper | ✔ | | |
| Hair grows underarm | | | ✔ |
| Breast develops | | ✔ | |
| Penis grows | ✔ | | |
| Hips get wider | | ✔ | |
| Periods | | ✔ | |
| Wet dreams | ✔ | | |
| Body odor | | | ✔ |
| Sweating | | | ✔ |
| Muscles grow | | | ✔ |
| Hair grows in pubic area | | | ✔ |

---

Final Answers:

1. a) This is when your body begins to change.
2. False
3. 8 to 13
4. 9 to 15
5. two
6. See the filled table above.

---

Boxed Final Answer:

\[
\boxed{
\begin{array}{l}
1. \text{a) This is when your body begins to change.} \\
2. \text{False} \\
3. \text{8 to 13} \\
4. \text{9 to 15} \\
5. \text{two} \\
6. \text{See the filled table above.}
\end{array}
}
\]