Every year, toy companies flaunt their wares at the celebrated Toy Fair, held at New York City's Javits Center. There was a notable green trend at this year's show, which showcased toys that use eco-friendly materials or are meant to teach kids an environmental lesson.

Standing about eight feet tall and perched above all the heads in the convention hall, this dinosaur was constructed entirely of EnviroBlox. These foam-like building blocks are made from corn starch and food coloring, and stick together with just a touch of water.