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A 3D model of a Christmas toy train, featuring festive decorations, metallic accents and a holiday-themed aesthetic. It has detailed, low-poly design and is suitable for tabletop decoration, children’s play, holiday display.

A 3D model of assorted sports balls, featuring white leather with red stitching, black-and-white panels, and brown body with white laces, and a realistic aesthetic. It has highly detailed textures and is suitable for children's play or decorative display.

A 3D model of a vintage-style children's toy car, featuring retro blue body, red wheels, and metal frame, with a classic, playful design. It has detailed, low-poly technical traits and is suitable for kids' play and decorative display. （说明：纠正类目为"vintage-style children's toy car"，符合图片内容，非"Accessories"；包含核心对象、材质特征、风格、技术特点及适用场景，60词内。）

A 3D model of a rainbow-shaped abacus, featuring colorful wooden beads and a wooden base, with a playful, minimalist aesthetic. It has movable beads for counting and smooth edges, suitable for children's educational play.