Ключевые слова: activities, ambient, background, bright, cheer, cheerful, child, childhood, colorful, colors, creativity, curiosity, decorations, development, discovery, emotions, engagement, entertainment, environment, experience, exploration, fun, hand, happiness, imagination, innocence, interaction, interest, interior, joy, joyful, light, lights, lively, movement, object, patterns, perception, playful, playtime, round, sensory, small, sphere, surface, surroundings, tactile, texture, toy, vibrant,