A Junior Library Guild Gold Standard Selection! In John Himmelman's early chapter book series, Albert Hopper is a frog—and a science hero! He seeks to explore the world and beyond, generating laughs and imparting STEM wisdom as he goes. Science Hero Albert Hopper and trusty Junior Science Heroes Polly and Tad are ready for their next adventure. This time, they're blasting through the solar system! As the heroes float through the sulphuric acid clouds of Venus, dodge the solar flares of the sun, and weather the space storms of Jupiter, their science smarts are put to the test. Anything can happen on this hilarious ride in Albert Hopper, Science Hero: Blasting Through the Solar System .