01193cam a2200325 4500 503791244 TxAuBib 20210422120000.0 100402s2010||||||||||||||||||||||||eng|u 9780811866927 0811866920 TxAuBib Barrows, Annie. Ivy + Bean what's the big idea / written by Annie Barrows ; illustrated by Sophie Blackall. Ivy and Bean what's the big idea. Ivy plus Bean what's the big idea. What's the big idea. San Francisco : Chronicle Books, 2010. 131 p. : ill. Ivy and Bean Book #7 in series. When all the second grade students must enter the science fair, which has global warming as its theme, best friends Ivy and Bean team up to create an unusual project. 20210422. Science projects Fiction. Fairs Fiction. Schools Fiction. Climate change Fiction. Blackall, Sophie. Ivy and Bean.