Screams of delight and wonder echoed through the trees, signaling another second-grader had found an earthworm in the compost heap. “We were over there. We got to carry worms,” second-grader Eveline Romero said, pointing to the edible compost station that substituted pretzels for wood and gummy worms for actual earthworms.“My other favorite part was the second one because we got to eat a little snack.”