Pictured, from left, are chaperone Sandra Wilson, of Mountainside; Valerie Arias, of Hillside; Josiah Philippe, of South Plainfield; Immanuel Muhammed, of Plainfield; Basil Glacken, of Westfield; Evan Roe, of Westfield; Anika Jolly, of New Providence; Maria Mendonca, of Elizabeth; and Jim Nichnadowicz, Union County 4-H agent at this year’s Rutgers 4-H STEM Ambassador Program.