Grade 1 math worksheet focusing on understanding the sequence of days with a fill-in-the-blank table.

Problem Analysis:

The task requires completing a table that shows the days of the week for "Yesterday," "Today," and "Tomorrow." The table provides some entries for "Today" and "Tomorrow," and we need to fill in the missing entries based on the sequence of the days of the week.

Known Information:

1. The days of the week are: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.
2. The sequence is cyclic, meaning after Saturday comes Sunday again.
3. The given entries for "Today" are:
- Tuesday
- Friday
- Sunday
- Wednesday

4. The given entries for "Tomorrow" are:
- Thursday
- Saturday

Solution Approach:

To solve this, we will use the sequence of the days of the week and the relationships between "Yesterday," "Today," and "Tomorrow":
- Yesterday is the day before "Today."
- Tomorrow is the day after "Today."

We will fill in the missing entries row by row.

---

Step-by-Step Solution:

#### Row 1:
- Today: Tuesday
- Tomorrow: Thursday (given)
- Yesterday: The day before Tuesday is Monday.

So, the completed row is:
- Yesterday: Monday
- Today: Tuesday
- Tomorrow: Thursday

#### Row 2:
- Tomorrow: Thursday (given)
- Today: The day before Thursday is Wednesday.
- Yesterday: The day before Wednesday is Tuesday.

So, the completed row is:
- Yesterday: Tuesday
- Today: Wednesday
- Tomorrow: Thursday

#### Row 3:
- Today: Friday
- Yesterday: The day before Friday is Thursday.
- Tomorrow: The day after Friday is Saturday.

So, the completed row is:
- Yesterday: Thursday
- Today: Friday
- Tomorrow: Saturday

#### Row 4:
- Yesterday: Monday (given)
- Today: The day after Monday is Tuesday.
- Tomorrow: The day after Tuesday is Wednesday.

So, the completed row is:
- Yesterday: Monday
- Today: Tuesday
- Tomorrow: Wednesday

#### Row 5:
- Today: Sunday
- Yesterday: The day before Sunday is Saturday.
- Tomorrow: The day after Sunday is Monday.

So, the completed row is:
- Yesterday: Saturday
- Today: Sunday
- Tomorrow: Monday

#### Row 6:
- Tomorrow: Saturday (given)
- Today: The day before Saturday is Friday.
- Yesterday: The day before Friday is Thursday.

So, the completed row is:
- Yesterday: Thursday
- Today: Friday
- Tomorrow: Saturday

#### Row 7:
- Today: Wednesday
- Yesterday: The day before Wednesday is Tuesday.
- Tomorrow: The day after Wednesday is Thursday.

So, the completed row is:
- Yesterday: Tuesday
- Today: Wednesday
- Tomorrow: Thursday

---

Final Completed Table:

| Yesterday | Today | Tomorrow |
|-----------|-----------|-----------|
| Monday | Tuesday | Thursday |
| Tuesday | Wednesday | Thursday |
| Thursday | Friday | Saturday |
| Monday | Tuesday | Wednesday |
| Saturday | Sunday | Monday |
| Thursday | Friday | Saturday |
| Tuesday | Wednesday | Thursday |

---

Final Answer:

\[
\boxed{
\begin{array}{|c|c|c|}
\hline
\text{Yesterday} & \text{Today} & \text{Tomorrow} \\
\hline
\text{Monday} & \text{Tuesday} & \text{Thursday} \\
\hline
\text{Tuesday} & \text{Wednesday} & \text{Thursday} \\
\hline
\text{Thursday} & \text{Friday} & \text{Saturday} \\
\hline
\text{Monday} & \text{Tuesday} & \text{Wednesday} \\
\hline
\text{Saturday} & \text{Sunday} & \text{Monday} \\
\hline
\text{Thursday} & \text{Friday} & \text{Saturday} \\
\hline
\text{Tuesday} & \text{Wednesday} & \text{Thursday} \\
\hline
\end{array}
}
\]