We talk about merle a lot in this handout, so it seemed. like a good idea to explain what it is (and isnât). The. most important thing to remember is that merle is a. color pattern, not a color by itself. Merle dogs can. come in a variety of colors. The most.
Two years: Toddlers begin walking up and down stairs using a non-alternating stepping pattern with hand held or rail assistance. Three years: Children begin walking up the stairs using an alternating stepping pattern without the handrail and down stairs using a non-alternating stepping pattern. Four years: Children begin walk up and down the stairs using an alternating stepping pattern without support.
In-toeing beyond three to four years of age may be caused by the inward turning of the upper leg bone (the femur), known as femoral anteversion. Parents usually notice in-toeing by the time their child is three years old. Except for severe cases, a child should walk without any problems by the time he's seven or eight.