01193cam a2200325 i 4500 293952464 TxGeo 20170526120000.0 161012s2017||||||||||||||||||||||||eng|u 2016932560 9781681916842 hbk. 1681916843 hbk. (OCoLC)948773816 TxGeo rda McKenzie, Precious. Roller coasters / Precious McKenzie. North Mankato, MN : Rourke Educational Media, [2017] 24 pages : color illustrations ; 21 cm. txt rdacontent n rdamedia nc rdacarrier How it works Includes bibliographical references (page 24) and index. An introduction to roller coasters and how physics are used to give wild rides. 20170526. Roller coasters. How it works. QS5