Ключевые слова: achievement, assistance, blackboard, board, business, chain, chalk, chalkboard, community, company, concept, conceptual, connected, connection, cooperation, creative, decision, drawing, education, expression, figures, goal, group, idea, imagination, innovation, inspiration, linked, management, marketing, organization, participation, partners, people, relationship, sign, sketch, solution, strategy, success, symbol, team, teamwork, think thinking, work, write,