In the lower right hand corner of each set (Definitions, Antonyms, and Synonyms), there is a "Choose a Study Mode" drop down box. Play around with all of the different options. Also, don't forget that the settings can be adjusted by clicking on the white wheel (just above the drop down box).
Flocabulary Unit 11: I Want Fame: Definitions
Flocabulary Unit 11: I Want Fame: Antonyms
Flocabulary Unit 11: I Want Fame: Synonyms