00997pam a2200301 a 4500001000500000005001700005020002700022020001800049040002300067050002400090082001200114100002300126245008200149250004600231260003500277300003900312490003200351500002900383505000800412520011300420521002000533521002000553650002500573650002000598650002000618650002600638700003100664102120250722111341.0 a0679983414 (lib. bdg.) a9780590706384 aDLCcDLCdDLCbeng00aPZ7.O81167bPo 199800aFic2211 aOsborne, Mary Pope10aPolar bears past bedtime cby Mary Pope Osborne ; illustrated by Sal Murdocca aFirst Scholastic printing, September 1998 aNew York :bScholastic,c1998. a71 pages :billustrations ;c20 cm1 aMagic tree house ;vBook 12 a"A Stepping Stone book." aN  aTheir magic tree house takes Jack and Annie to the Arctic, where a polar bear leads them onto very thin ice.0 a570 bLexile 0 aN bRaz-Plus  1aPolar bearvFiction. 1aBearsvFiction. 1aMagicvFiction. 1aTree housesvFiction.1 aMurdocca, Saleillustrator