Pipi yu QQ Long de shu mo fa heBook - 200-? | Chinese
30 episodes of animated film in 5 DVDs combining cartoon and mathematics aiming to help children learn five math concepts for 4th to 6th graders through friendly dinosaur cartoon characters.
Characteristics: 5 videodiscs (318 min. ) : sd., col. ; 4 3/4 in. + 1 book (35 p. : ill.) and 1 parent's guide (93 p. : ill.)