what to make next?

i have 2 cardboard boxes left that i can make something with

made these yesterday



and ive made this in the past


now which one of these next do you think a 4 year old would like

Wow you're amazingly talented/creative! My girl is 4 and I think she'd totally dig the oven  

Those are so cool. I like the aquarium & the stove.

awesome .
i want to do the stove now..

The race track!