Lesson Notes By Weeks and Term v3 - Primary 2
Shapes and Sizes.
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Shapes and Sizes.
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Subject: Cultural and Creative Arts
Class: Primary 2
Term: 1st Term
Week: 1
Theme: Arts And Crafts
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Watch on YouTubePupils should be ableto: identify different shapes and sizes of objects. draw shapes and sizes of objects.
Arts And Crafts from a local market might be big, while another is small.
Big and Small Pots: A buka (local restaurant) might use big cooking pots, while a home uses smaller ones.
Big and Small Stones: Stones found by the roadside can vary greatly in size.
Big and Small Leaves: Leaves from different trees (e.g., a mango leaf vs. a moringa leaf).
Big and Small Yam Tubers: Farmers harvest yams of various sizes. C. Relationship between Shapes and Sizes Every object possesses both a shape and a size. An object can be a big circle or a small circle, a big square or a small square. Understanding this relationship helps learners to describe objects comprehensively. For example, a big, round akara ball is different from a small, round akara ball, even though both are circles.
3. Teaching and Learning Activities These activities are designed to engage Primary 2 learners actively in understanding and applying the concepts of shapes and sizes.
A. Teacher Activities
1. Introduction and Engagement (10 minutes): The teacher displays a variety of real objects or pictures of objects common in Nigeria (e.g., a round plate, a rectangular book, a square biscuit, a triangular piece of chin-chin, big and small oranges, big and small stones). The teacher initiates a discussion by asking questions like: "What do you see here?", "Are they all the same?", "How are they different?" This prompts students to observe and think about similarities and differences. The teacher introduces the terms "shape" and "size" and explains that today's lesson will focus on identifying and drawing different shapes and sizes.
2. Concept Explanation and Demonstration (15 minutes): Shapes: The teacher picks up each object one by one, identifies its shape, and clearly states the name (e.g., "This plate is a circle," "This book is a rectangle"). The teacher draws each shape on the chalkboard or a large chart, labelling them. The teacher explains the basic properties of each shape in simple terms (e.g., "A circle is round, no straight sides"; "A square has four equal sides").
Sizes: The teacher then picks two objects of the same shape but different sizes (e.g., a big orange and a small orange, a big book and a small notebook).
The teacher uses comparative terms: "This orange is big, and this orange is small." The teacher demonstrates drawing a big circle and a small circle on the board, emphasizing the difference in size while maintaining the same shape.
3. Guided Identification and Classification (10 minutes): The teacher distributes various cut-out shapes (circles, squares, rectangles, triangles) of different sizes to groups of students or places them in a central area. The teacher instructs students to first sort the shapes by their type (all circles together, all squares together, etc.). After sorting by shape, the teacher instructs them to further sort each group by size (e.g., "Put all the big circles here, and all the small circles there"). The teacher walks around, providing guidance and confirming correct classifications.
4. Guided Drawing Practice (15 minutes): The teacher demonstrates step-by-step on the chalkboard how to draw a big square and a small square. The teacher then demonstrates how to draw a big circle and a small circle. The teacher encourages students to follow along, guiding their hands if necessary, ensuring they understand the difference in drawing for different sizes. The teacher provides paper and pencils for individual practice, monitoring and offering assistance.
B. Student Activities
1. Observation and Discussion (10 minutes): Students observe real objects or pictures presented by the teacher. Students participate in the discussion, identifying objects they recognize and sharing their initial observations about differences.
2. Shape and Size Identification (10 minutes): Students actively identify the shapes of objects when prompted by the teacher (e.g., "What shape is this door?"). Students compare the sizes of objects, using terms like "big," "small," "bigger," "smaller."
3. Sorting and Grouping (10 minutes): Students work in groups or individually to sort provided cut-out shapes first by shape (e.g., all circles together), then by size within each shape category (e.g., the teacher. Students participate in the discussion, identifying objects they recognize and sharing their initial observations about differences.
2. Shape and Size Identification (10 minutes): Students actively identify the shapes of objects when prompted by the teacher (e.g., "What shape is this door?"). Students compare the sizes of objects, using terms like "big," "small," "bigger," "smaller."
3. Sorting and Grouping (10 minutes): Students work in groups or individually to sort provided cut-out shapes first by shape (e.g., all circles together), then by size within each shape category (e.g., big circles, small circles).
4. Drawing Practice (15 minutes): Students practice drawing the shapes demonstrated by the teacher (circle, square, rectangle, triangle) on their papers. Students practice drawing each shape in at least two different sizes (e.g., a big square and a small square, a big circle and a small circle). Students are encouraged to draw objects from their environment that represent these shapes and sizes (e.g., a big sun and a small pebble).
4. Guided Practice (With Solutions) These questions are designed to reinforce the understanding of shapes and sizes through guided application.
Question 1: Look at the picture of the moi-moi leaf package. What shape is it usually wrapped into when it's ready to cook? (Provide a simple line drawing of a moi-moi leaf package, which is typically conical or pyramidal when tied, but for P2, simplify to triangle if it's shown in 2D perspective or if referring to its cross-section.)
Solution 1: The moi-moi leaf package, when looked at from its side (cross-section) or simplified, often resembles a triangle. This is because of its pointed top and wider base when folded.
Commentary: This connects a familiar Nigerian food item to a geometric shape. Teachers should clarify if referring to the 3D form or a simplified 2D representation. For P2, the 2D "triangle" is sufficient.
Question 2: Observe a small puff-puff and a large puff-puff. a) What shape are both puff-puff? b) Which one is bigger?
Solution 2: a) Both puff-puff are circular (or round). b) The large puff-puff is bigger.
Commentary: This question reinforces both shape identification and size comparison using a common snack.
Question 3: Draw a big rectangle and a small rectangle on your paper.
Solution 3: The drawing should show two rectangular shapes. One rectangle should clearly be larger in both length and width compared to the other rectangle. Both should have four straight sides with opposite sides equal and four right angles.
Commentary: This directly addresses the drawing objective for shapes and sizes. The teacher should physically demonstrate this on the board before students attempt it.
Question 4: Imagine a traditional mud house with a single window. a) What shape is the window typically? (For P2, assume a simple rectangular or square window). b) If there were two windows, one for the living room and one for a child's bedroom, which one would usually be bigger?
Solution 4: a) The window is typically a rectangle or a square. b) The window for the living room would usually be bigger than the window for the child's bedroom. *
Commentary: This applies shape and size concepts to a familiar architectural context, promoting observation of real-world structures.
5. Independent Practice (Questions Only) These questions allow students to demonstrate their understanding independently.
1. Look around your classroom. Name one object that is a circle and one object that is a rectangle.
2. Draw a big circle and a small circle.
3. Draw a big square and a small square.
4. Draw a big triangle and a small triangle.
5. Identify the shape of a typical door in your school.
6. Identify the shape of a football.
7. If you have a big yam and a small yam, which one would you give to a family that needs more food? (Focus on the size concept.)
8. Draw a picture of a tree with a big trunk (rectangle) and a small leaf (oval/circle, simplify to circle).
9. Find three objects at home and draw their shapes, then write if they are "big" or "small." (e.g., big cooking spoon, small stone, big phone). 10. traditional musical instruments (e.g., cylindrical drums, triangular goje string instrument bodies). Recognizing different sizes of beads in jewelry or different sizes of clay pots for various uses (cooking, water storage) are also practical applications.
8. Differentiation, Remediation and Extension
A. Differentiation (Supporting Diverse Learners)
For Struggling Learners: Concrete Manipulatives: Provide physical shape blocks or cut-outs for direct handling and sorting, allowing tactile engagement.
Tracing: Offer worksheets with dotted outlines of shapes (both big and small) for students to trace, building motor skills and shape recognition.
Buddy System: Pair struggling learners with more capable peers for peer support during identification and drawing activities.
Simplified Language: Use very simple, repetitive language when explaining concepts and giving instructions. For High-Achieving Learners (Extension/Enrichment): Complex Drawings: Challenge them to combine basic shapes of different sizes to create a recognizable object (e.g., a simple house using a square/rectangle for the body and a triangle for the roof).
Pattern Creation: Task them to create a pattern using at least three different shapes and two different sizes. 3D Connection: Briefly introduce the idea that these 2D shapes are faces of 3D objects (e.g., a square is part of a cube, a circle is part of a cylinder). Ask them to name real objects that look like these 3D shapes (e.g., a building is a cuboid, a tin of Milo is a cylinder).
B. Remediation (Addressing Learning Gaps)
Focused Group Work: Conduct a small group session with learners who did not grasp the concepts. Use flashcards with shapes and labelled sizes.
Interactive Games: Play "I Spy" (e.g., "I spy with my little eye, something that is a big circle").
Reinforced Tracing: Provide more opportunities for tracing big and small shapes on sand trays, chalkboards, or paper.
Repetitive Practice: Give additional worksheets with identification and simple drawing tasks, focusing on one shape at a time if necessary.
C. Extension Activities (Beyond the Core Lesson)
Shape Storytelling: Ask high-achieving students to tell a short story using only objects that have specific shapes and sizes (e.g., "A big, round sun shone over a small, square house...").
Design Challenge: Have students design a simple flag or emblem for their class using only the four basic shapes in different sizes.
Nature Walk: Take students on a short walk around the school compound to identify shapes and sizes in nature (leaves, flowers, stones, tree trunks, anthills). They can sketch what they see.