A 3D model of a rainbow stacking toy, featuring colorful circular rings stacked vertically and a vibrant, playful aesthetic. It has smooth surfaces, high-definition rendering and is suitable for children's play, educational activities.

A 3D model of a chess set, featuring a black and white marble-like board with circular patterns, ornate black metal pieces, and a decorative aesthetic. It has high detail and is suitable for board game play or decorative display.

A 3D model of a wooden toy tractor, featuring wooden construction, green plastic frame, black rubber tires, and a wooden figurine driver. It has a playful, child-friendly aesthetic, low polygon count, and detailed textures, suitable for children's play and educational use.

A 3D model of a smart home robot, featuring a white body with blue accents and a screen showing tech interface, with a modern, sleek aesthetic. It has a compact, user-friendly design and is suitable for home assistance and daily interaction.