At least that reaction keeps Madoka from getting further flustered.

But instead she just seems frozen in surprise as she stares. Dread is laughing, so that's.. probably good? Laughing is good! But she's pretty sure she didn't say anything funny enough that it's worth that laughter.

Time to just quickly try to seize hold of the topic here before she gets even more confused and surprised..

"M.. Maybe if you want to make a bigger sandcastle, I can help out? I like building sandcastles."