Yes, Seth would grow bored as well. She can't remain stagnant long, or in this case, doing the same thing for long.

She did, however, laugh when they both landed in the mud and bumped heads in the process.

"Looks like we can't do this forever... You okay?" Seth was going to need a change of clothes... Apparently the "nature" element needed to be remembered next time. Oh, well. That was the fun of it!