Lesson Notes By Weeks and Term v5 - Grade 1

Lesson Video

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Performance objectives

• This week, we're diving into the exciting world of shapes! Understanding shapes is more than just knowing their names. It helps us understand the world around us. Look around your classroom, your home, or even outside – shapes are everywhere! Knowing about shapes helps us describe objects, build things, and even understand art. In South Africa, shapes are present in traditional patterns, houses, food, and so much more. We'll explore both flat (2D) shapes and solid (3D) objects.
• Learning Objectives:
• By the end of this week, learners will be able to:
• Identify and name the following 2D shapes: circle, square, triangle, and rectangle.
• Identify and name the following 3D objects: cube, sphere, cone, and cylinder.

Lesson summary

This week, we're diving into the exciting world of shapes! Understanding shapes is more than just knowing their names. It helps us understand the world around us. Look around your classroom, your home, or even outside – shapes are everywhere! Knowing about shapes helps us describe objects, build things, and even understand art. In South Africa, shapes are present in traditional patterns, houses, food, and so much more. We'll explore both flat (2D) shapes and solid (3D) objects.

Lesson notes

2D Shapes (Flat Shapes): 2D shapes are flat shapes that only have two dimensions: length and width. They are drawn on a flat surface like a piece of paper or a chalkboard.

Circle: A circle is a round shape. It has no straight sides and no corners. Think of the sun, a wheel on a car, or a plate of pap (maize porridge).

Square: A square has four sides. All four sides are the same length. It also has four corners. Think of a checkerboard, a slice of biltong cut into a square, or some floor tiles.

Triangle: A triangle has three sides and three corners. Think of a slice of watermelon, the roof of a house, or a road sign.

Rectangle: A rectangle has four sides. Two sides are longer than the other two sides. It also has four corners. Think of a door, a window, or a chocolate bar. 3D Objects (Solid Objects): 3D objects are solid objects that have three dimensions: length, width, and height (or depth). They take up space.

Cube: A cube has six faces, and each face is a square. Think of a building block, an ice cube, or a sugar cube.

Sphere: A sphere is a round object like a ball. It has no flat surfaces or corners. Think of a soccer ball, a marble, or an orange.

Cone: A cone has a round base and a pointed top. Think of an ice cream cone, a party hat, or a traffic cone.

Cylinder: A cylinder has two flat, circular faces and a curved side. Think of a can of beans, a roll of paper towels, or a battery. Distinguishing Between 2D Shapes and 3D Objects: The main difference is that 2D shapes are flat, and 3D objects are solid. You can draw a 2D shape on paper, but you can hold a 3D object in your hand. Think of a drawing of a square versus a building block (cube). One is flat, and one you can pick up.

Examples for South African Learners: 2D: Road signs (triangles for warnings), the face of a clock (circle), the screen of a tablet (rectangle), paving stones (squares or rectangles). 3D: A soccer ball (sphere), a cardboard box (cube/rectangular prism), a vuvuzela (cone), a tin of Koo baked beans (cylinder). Guided Practice (With Solutions)

Question 1: Draw a circle. What object in the classroom looks like a circle?

Solution: (Learners draw a circle) An example of a circular object in the classroom might be the face of a clock.

Explanation: The task requires the student to recall their knowledge of circles and apply it to observations in the classroom.

Question 2: What shape do you see if you look at one side of a cube?

Solution: A square.

Explanation: A cube is made up of square faces.

Therefore, any single side of the cube presents a square.

Question 3: Nandi is building a tower with her blocks. She uses a block with four equal sides and four corners. What shape is the face of the block?

Solution: The face of the block is a square.

Explanation: The description matches the properties of a square - four equal sides and four corners.

Question 4: Sipho is eating an ice cream cone. What 3D object does the ice cream cone look like?

Solution: The ice cream cone looks like a cone.

Explanation: This relies on direct matching of visual properties.

Question 5: Thando has a book. What shape is the cover of the book?

Solution: The cover of the book is usually a rectangle.

Explanation: Most books have rectangular covers. This encourages relating 2D shapes to real-world objects. Independent Practice (Questions Only) Draw a rectangle. Draw a square next to it. Which shape looks longer? Find three round objects in your home. What shape are they? What shape is a soccer ball? What shape is a shoebox? Draw a triangle. How many sides does it have? Lebo is wrapping a gift in a box. The box has six square faces. What shape is the box? Name two things in your classroom that are shaped like a rectangle. Nomusa is making a tower out of cylinders. What are some things in real life that are shaped like cylinders? Imagine you are building a house. Which shapes would you use to build the walls and the roof? Draw your favourite 2D shape and your favourite 3D object. What 2D shape do you see on the face of a cylinder?