The course will detail focus on the structures, basic mechanic characters, and the behavior of soil. To make the students understand the basic character of soil mechanics in civil engineering\'s, the course contains (1)formation and structure of soil, (2)basic mechanic properties of soil, (3)soil classification, (4)constituent of clay minerals, (5) seepage flow in soil, (6)effective stresses in soil, (7)consolidation of soil, (8)compassion of soil, (9)shear strength and yielding theory of soil, and (10)lateral earth pressure and its balance.