THIS IS A CHRISTMAS GIFT FOR MY SON, WHICH OVER THE SUMMER HE CONSTANTLY ASKED ME ABOUT THE HUMAN BODY, THIS WAY WENCAN TACKLE TWO FOR ONE.I LIKE THE FEEL OF ALL OF THE ORGANS, SOOO SQUISHY, HE WILL LOVE THIS AND THE LEARNING ASPECT AS WELL.  IT IS PRACTICAL, FUN AND EDUCATIONAL. YOU CANT ASK FOR MORE THAN THAT!  SGNOIGE/STL MO