These programs, especially for infants from birth to 18 months, last approximately 15 minutes. The rhythm and repetition of nursery rhymes are used to introduce very young children to literature. Hold your child in your lap and enjoy this special time together.
The line segment (distance) from the center of a circle to any point on the diameter of the circle is called the radius.
Once you have found the point at which it will balance, that is the centroid. The centroid of a triangle is the point through which all the mass of a triangular plate seems to act. Also known as its 'center of gravity' , 'center of mass' , or barycenter. A fascinating fact is that the centroid is the point where the triangle's medians intersect. See medians of a triangle for more information.