There are many types of soil. Soils can be many colors. They can also have different textures. Texture is the size of the paiffeies that make up soil. clay is a type of sol with very small particles. The particles are packed together tightly. Clay can hold a lot of water, which makes it heavy and sticky. Sand has much larger particles than clay. It feels rough. There's lot of air space between the particles, so water drains through this soil easily. Loam contains a mix of sand and clay. Loam is the best soil for growing plants. It lets just the right amount of water pass through for plant roots to take in.