The drawing method of the first grade mathematics picture diary is as follows:

Material preparation: paper, pen and brush.

Operating steps:

1. Draw the words "math diary" first, and draw a pencil below.

2. Then draw a round ruler, draw some small flowers on it and mark them with numbers.

3. Then draw a small animal with digital deformation around it, and then draw a horizontal line to write.

4. Finally, fill the color to make the picture richer.