Let's teach 2D and 3D shapes to Grade 1 students in Nigeria.
First, we'll show them objects like a book, ball, and cube, and ask them to describe the shapes.
Then, we'll explain that 2D shapes are flat, like a piece of paper or a circle, and can be drawn on paper.
Next, we'll talk about 3D shapes, which have length, width, and height, like a book, ball, or cube, and can be held in our hands.
After that, we'll show them different objects and ask if they're 2D or 3D shapes.
Finally, we'll review what they've learned and ask them to share one new thing they know about 2D and 3D shapes.
This way, they'll understand the difference between 2D and 3D shapes in a fun and easy way.