The 12-hour clock is a time convention in which the 24 hours of the day are divided into two periods: a.m. (from the Latin, ante meridiem, meaning before midday) and p.m. (post meridiem, meaning after midday). Each period consists of 12 hours numbered: 12 (acting as zero), 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, and 11.
Girlsâ Average Height. You can review the average height of a toddler-aged child using growth charts, such as those available online at Kids Growth. The average height for a 12-month-old girl is 30.5 inches, and the normal range goes from just over 27 inches to about 31 inches.ust like average height, average weight is estimated using growth charts. The average weight for a 12-month old girl is about 20 lbs., ranging normally from just over 19 to 27.5 lbs. The average weight for a 24-month-old girl is about 26.5 lbs.
In 3-year-olds, growth is still slow compared to the first year. Most children have become slimmer and lost the rounded tummy of a toddler. While all children may grow at a different rate, the following indicate the average for 3-year-old boys and girls:Weight: average gain of about 4 to 6 pounds per year. Height: average growth of about 2 to 3 inches per year. After age 2, children of the same age can noticeably vary in height and weight.As long as the child is maintaining his or her own rate of growth, there should be no reason to worry.n 3-year-olds, growth is still slow compared to the first year. Most children have become slimmer and lost the rounded tummy of a toddler. While all children may grow at a different rate, the following indicate the average for 3-year-old boys and girls: