Drop the Dip
... that Drop the Dip, the first roller coaster to use a lap bar, was inspired by a toy in a dentist's office waiting room?
... that <b id="mwAsw"><a href="./Drop_the_Dip" id="mwAs0" rel="mw:WikiLink" title="Drop the Dip">Drop the Dip</a></b>, the first roller coaster to use a <a class="mw-redirect" href="./Train_(roller_coaster)#Restraints" id="mwAs4" rel="mw:WikiLink" title="Train (roller coaster)">lap bar</a>, was inspired by a toy in a dentist's office waiting room?