lerp

void Update()
{

        gameObject.transform.localScale = vp1;

    if (checkers == true)
    {
                vp1 = Vector3.Lerp(new Vector3(0.0f, 0.0f, 0.0f), new Vector3(0.0172f, 0.0172f, 0.0172f), 0.1f);
    }
     else
    {
                vp1 = Vector3.Lerp(new Vector3(0.0172f, 0.0172f, 0.0172f), new Vector3(0.0f, 0.0f, 0.0f), 0.1f);
    }

}