She fell into a box of Ding Dongs
200 ft: Aaaaaaaaa, bump 2 ft: Bump, aaaaaaaaa (Yes, it's an old, really old joke. Surprisingly haven't seen it here, yet.)
Once your stack of Ottomans gets to a certain height it will fall over.
It said 2 to 4 years on the box.
They say "We finished this puzzle in only 6 months! And the box says from 2 to 4 years!"
Ding Dong