Lesson Notes By Weeks and Term v5 - Grade R

Lesson Video

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Performance objectives

• Overview
• This lesson introduces Grade R learners to the foundational concept of two-dimensional (2D) shapes, specifically focusing on circles, squares, and triangles. Understanding shapes is a critical building block for spatial reasoning, geometry, and problem-solving in later grades. For a South African learner, this topic is not abstract; it is woven into the fabric of their daily lives. They see circles in the wheels of a minibus taxi, the base of a potjie pot, and the R5 coin. They see squares in the windows of their homes, the pattern on a Shweshwe fabric, or a slice of bread. Triangles are visible in the structure of a roof, the delicious shape of a samoosa, and the vibrant geometric patterns of Ndebele art. By connecting these formal shapes to their immediate environment, we make learning meaningful, tangible, and culturally relevant, fostering a positive attitude towards mathematics from an early age.
• Learning Objectives (CAPS Aligned)
• By the end of this week's lessons, learners should be able to:
• Identify: Correctly point to a circle, square, or triangle when presented in a group of various shapes.

Lesson summary

Overview This lesson introduces Grade R learners to the foundational concept of two-dimensional (2D) shapes, specifically focusing on circles, squares, and triangles. Understanding shapes is a critical building block for spatial reasoning, geometry, and problem-solving in later grades. For a South African learner, this topic is not abstract; it is woven into the fabric of their daily lives. They see circles in the wheels of a minibus taxi, the base of a potjie pot, and the R5 coin. They see squares in the windows of their homes, the pattern on a Shweshwe fabric, or a slice of bread.

Lesson notes

This section forms the core of the teaching.

Use a multi-sensory approach: show, tell, touch, and do. What are 2D Shapes? We begin by explaining that shapes are all around us. A 2D shape is a flat shape. You can draw it on paper. We are going to become shape detectives and learn about three special shapes. --- The Circle Explanation: "This is a circle. A circle is perfectly round. It has no straight sides and no pointy corners. It just goes round and round, like a wheel." How to check: Trace the edge of a circle shape with your finger. Does your finger have to stop and turn at a corner? No! It keeps going smoothly all the way around.

Worked example

Teacher: (Holds up a plastic lid from a coffee tin). "Look at this object. What shape is it? Let's trace it with our fingers. It goes round and round. It has no corners. So, it is a circle!"

Teacher: (Points to a clock on the wall). "Look at our classroom clock. Is it a circle? Yes! It is round. What about the wheels on our toy car? Let's look. Yes, they are also circles so they can roll!"

South African Context: Show a picture of a R5 coin. "This is our money. This coin is a circle." Show a picture of a bicycle taxi. "Look at the wheels that help it move. They are circles."

---

The Square

Explanation:

"This is a square. A square is special because it has four straight sides, and all four sides are exactly the same length. It also has four pointy corners."

How to check: We need to count! Let's count the sides together. One, two, three, four. Now let's count the corners. One, two, three, four. Are all the sides the same? Yes, they look the same. If we use a block to measure, each side is the same length.

Worked

Example:

Teacher: (Holds up a building block that is a perfect square). "This is a square. Let’s count its sides together while I point to them: 1, 2, 3,

4. Four straight sides.

Now let's touch the corners: 1, 2, 3,

4. Four pointy corners."

Teacher: (Points to a window pane). "Look at the window. That piece of glass is a square. It has four sides and four corners."

South African Context: Show a picture of a salticrax cracker. "Many of us love this snack. Look at its shape. It's a square! Four equal sides and four corners."