Calcium in bones is considered a type of metal and when photographic film is placed on the body, this allows the technician to take the picture and an x-ray is developed to solve or analyze the problem. These rays were found to be harmful to the skin and soon new ways of medical imagers were developed. First, ask them to examine the skeleton or skeleton picture and count the ribs. Give each group a box, skeleton picture and paints to draw skeletons. Compare the group's results after they have made their x-ray boxes.
Children pain their skeletons on the smock.
Teaches children about models by making a representation of a bone. Obtain a second x-ray film of the same body part. The children compare the second film to the first, finding similarities and differences.