educational services; namely, conducting classes, seminars, conferences and workshops in the field of environmental preservation; entertainment in the nature of competitions, and the organizing of those competitions, in the field of environmental preservation; conducting entertainment exhibitions in the field of creative projects for environmental preservation

sets for testing the quality, composition and potential toxicity of inside and outside environments, including water, ambient air, furnishings and building materials, such kits comprising testing apparatus, test tubes, pipettes, breakers, pots and saucers, measuring cylinders, chemicals, seed packets, labels, posters, worksheets, charts and instructional materials; namely, leaflets and pamphlets all sold as a unit

CONSULTING SERVICES IN THE FIELD OF SCHOOL YARD AND PLAYGROUND DESIGN