I think the Gumball roof decor was his crowning achievement.
Though the careful application of candy to the caboose was also meticulously performed.
Grandma and Zach were pretty excited about their final product.
Wait a second! There's a wheel missing already!
Zach was also pretty insistent that the caboose be filled with cargo.
Ah Ha! There's the missing wheel!
I was kinda surprised but my uber-picky child actually really enjoyed eating the gingerbread. He kept going back for more.