What can I build with my toddler that's NOT a garden?

School is finally over for me and I'm realizing that summer for me and my two-year-old is going to be long and boring if I dont figure out some more activities! I'm really interested in building something with my daughter — something we can add to and grow all summer long. She already gardens with her Dad, so I need something just for us.

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Heal jeans with a monster mouth patch

How about turning a hole in the knee into a monster mouth? I decided to patch my partner's jeans this way after spying this great idea on a social networking site. Here's my version of the monster-mouth knee-patch.