Draw a small oval for the head
Add a larger oval for the body
Sketch two round ears on top of the head
Draw two small circles for the eyes
Add a tiny nose at the front of the face
Draw a curved line for the mouth
Add whiskers on both sides of the nose
Sketch a thin curved tail behind the body
Draw four small legs under the body
Add small feet at the ends of the legs
Outline the mouse to make the shape clear
Erase extra lines
Color the mouse if desired