Superfrog is back on another urgent mission - rubbish from the big, grey city is polluting his pond! Once again it is up to everyone's favourite Superhero to sa
A little frog has had enough of the bad guys who snap their jaws at little fish and terrify tadpoles in this fun superhero tale Little Frank lives in Pond City,
A Robert F. Sibert Honor Book! Discover the true story about the determined engineer who fixed London’s pollution problem in this funny, accessible nonfiction
After humans leave the barren Earth for a distant star, the dinosaurs come back to life and tidy up the mess that the humans have left behind. The dinosaurs wil
Someone is stealing newspapers from Olga's newsstand. Klooz has only one clue to help him -- a terrible stink the criminal has left behind. The case leads him d