NCERT Solutions for Class 4th English Chapter 12 Make a fort jigsaw puzzle — Let us Do

Book page 134 Updated on2026-09-19

Q1.
Let us Do — Make a fort jigsaw puzzle.
I. Draw a template of a puzzle like this on thick chart paper/cardboard.
The blank puzzle template printed beside step I on page 134
The puzzle template the book shows beside step I on page 134: one big square divided into nine pieces, with a bump and a dent on every inside line.
Answer

What to do: Draw one big square on thick chart paper or cardboard, and divide it into nine pieces like the picture.

  1. Draw a square about the size of your hand span — roughly 15 cm on each side.
  2. With a ruler, divide it into 3 rows and 3 columns. That makes 9 boxes.
  3. Now go over each inside line again. In the middle of every line, instead of going straight, draw a little half-circle bump that pushes into the box next door.
  4. Make some bumps push one way and some the other. Then no two pieces are the same.
Why the bumps matter: Without them every piece would be a plain square, and any piece would fit in any place. The bump and the dent are what lock one piece to the right neighbour. That is what makes it a puzzle.
Tip: Use thick paper or cardboard, not a thin sheet. Thin paper bends and tears when you push the pieces together.
Q2.
Let us Do — Make a fort jigsaw puzzle.
II. On the back side of the puzzle draw a picture of a fort like this.
The red line drawing of a fort printed beside step II on page 134
The fort the book shows beside step II on page 134: a red outline drawing with a tent-shaped roof, two flags, three towers with castle teeth on top, small windows and one big arched gate.
Answer

What to do: Turn the cardboard over. On the back, draw one big fort that fills the whole square.

How to draw this fort in five easy parts:

  1. Draw three tall rectangles — one big one in the middle and one on each side.
  2. On top of each one, draw square teeth going up and down, like a row of steps. Those are the castle teeth.
  3. On the middle tower, draw a triangle roof, like a tent.
  4. Draw a flag on each side of the triangle.
  5. Draw small narrow windows with round tops, and one big arched gate in the middle at the bottom.
Why it goes on the back: Front side — the puzzle lines. Back side — the picture. When you cut along the lines, the picture is cut up at the same time, and the puzzle is ready.
Tip: Draw the fort with a pencil first and go over it with a red or black sketch pen. Press lightly with the pencil so you can rub out mistakes.
Link to the lesson: Your fort can be Maheshwar Fort. Add a hill under it, a river below, and a balcony sticking out from the wall with nothing under it.
Q3.
Let us Do — Make a fort jigsaw puzzle.
III. Cut the puzzle using child-friendly scissors along the lines to separate into puzzle pieces.
The fort drawing with the puzzle lines on top, printed beside step III on page 134
What the book shows beside step III on page 134: the same nine puzzle lines lying over the fort drawing, ready to be cut.
Answer

What to do: Cut carefully along every line you drew, so that the square breaks up into nine separate pieces.

  1. Use child-friendly scissors — the kind with rounded ends. Ask an elder to sit with you.
  2. Cut along one whole line at a time, right across the square, before you start the next one.
  3. Turn the paper, not your hand, when you come to a bump. Go slowly round every curve.
  4. Cut exactly on the line. If you cut beside it, the piece will not fit back.
Why cut on the line: Every bump must match its dent exactly. If you shave off even a little extra, a gap is left and the two pieces will slide apart.
Safety tip: Keep the hand that holds the paper away from the blades. Always pass scissors to a friend with the handles first.
Check it yourself: Count your pieces. You should have exactly 9.
Q4.
Let us Do — Make a fort jigsaw puzzle.
IV. Mix the puzzle pieces and try rearranging them into a fort. Play with your friends.
The mixed-up puzzle pieces printed beside step IV on page 134
What the book shows beside step IV on page 134: the nine cut pieces lying mixed up, each carrying a small piece of the red fort drawing.
Answer

What to do: Turn all nine pieces picture side up, mix them well, and put the fort back together.

The best way to solve it:

  1. Find the four corner pieces first. A corner piece has two straight sides meeting at a right angle.
  2. Next find the four edge pieces. Each has only one straight side.
  3. The one piece left, with no straight side at all, goes in the middle.
  4. Now match the picture — the triangle roof at the top, the gate at the bottom, the ground line along the bottom edge.

Play with your friends: Time each other. Or mix two puzzles together and sort them out. Or turn all the pieces face down and build the fort from the shapes alone.

Why corners first: A corner can go in only one place out of nine. A middle piece could go in several. Always start with the piece that has the fewest places it can fit — that is the quickest way to solve any puzzle.
Tip: Keep your pieces in a small envelope or a matchbox. Write your name on it, so the pieces of two puzzles do not get mixed up.
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