Sara made this artistic worksheet.

1. You have to do a triangle to make the spiral but extend all the lines of the triangle.
2. Then, choose one vertex of the triangle to start the spiral.
3. Each part of the spiral has to start from a line and end in the next.
4. The spiral has to be as large as you want.

Sara made this parallel lines drawing.  

1. First, divide the paper into four equal parts.
2. Then, you have to do the lines in the way that you want.
3. You should make the drawings you want at the lines you have done before.
4. You can colour it in the way that you want.