Create a series of character illustrations showcasing an elephant with a variety of facial expressions: happy, sad, confused, and excited. The elephant should exude warmth, intelligence, and a whimsical charm, appealing to children's imagination. Features like a gentle, friendly smile for happiness, teary eyes for sadness, a furrowed brow for confusion, and wide, sparkling eyes for excitement will convey the rich emotional range of this character. This elephant is distinguished by a pair of round glasses, emphasizing its thoughtful and slightly scholarly personality. The skin texture should be soft and touchable, with a slight texture to add depth and warmth, inviting readers to feel a connection with the character. Keep accessories minimal but meaningful, perhaps including subtle elements like a colorful scarf or a playful hat in one of the expressions, adding to the character's uniqueness without detracting from the focus on facial emotions. Opt for a simple or minimal background, perhaps a soft color gradient or a hint of natural habitat, to ensure the elephant remains the centerpiece of each illustration. The style should skillfully blend realism with cartoonish elements, offering a balance that makes the character approachable for children, with each expression telling part of a story that sparks curiosity and empathy. The goal is to capture the essence of the elephant's character through these expressions, creating a visually engaging and emotionally resonant series that will enchant both children and adults.