General Knowledgespeaking topic
Coffee or tea? Both contain caffeine, but the L-theanine in tea softens the caffeine into a steadier alertness, while coffee hits sudden and sharp. Which one for focus, and why?
— caffeine and L-theanine interaction
practice with this topic
Set the timer (5-30 min), take 20 seconds of prep if you like, start talking. Jot your thoughts onto the sticky-note board.
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