2022 Yes https://doi.org/10.1016/j.jand.2022.08.125 Davis, Jaimie N. North America Experimental Students Elementary (K-5) Green space Test Performance Gardening Nutrition Cooking intervention Hispanic Low-income School-based. Academic performance Cluster RCT in 16 Texas elementary schools tested garden, nutrition, and cooking lessons. Fourth-grade reading scores improved; policy may support integration of garden-based learning.