All Massachusetts 5th-grade students are invited to submit a poster combining art and science on this year’s theme, “Trees Grow with Us and for Us.” Rewards for winners include art supplies, ice cream, and a tree for their school. Deadline is 01 April 2016. For information on submitting posters, contact Mollie Freilicher at 413-577-2966 or mollie.freilicher@state.ma.us. The contest is sponsored by the  Massachusetts Department of Conservation and Recreation (DCR), the United States Forest Service, and the Massachusetts Tree Wardens’ and Foresters’ Association.