4D

Downloadable mobile applications for accessing e-books for grades K-12 in the topics of entertainment, sports, art, language, science, math and social studies; Downloadable e-books in the fields of entertainment, sports, art, language, science, math and social studies; downloadable e-books in the field of children's stories; downloadable e-books in the field of fictional stories; downloadable e-books in the field of non-fictional books

Children's books

Providing online interactive children's stories; providing online non-downloadable e-books in the fields of entertainment, sports, art, language, science, math and social studies; providing online non-downloadable e-books in the field of children's stories