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A friendly, boxy robot with large tank treads carefully uses its mechanical claws to assemble a complex double-helix DNA model out of plastic connecting spheres.
In the heart of the Sparky Science Lab lived a friendly robot named Rusty. Rusty was a special bot with big, curious eyes and a very sturdy boxy head. Instead of feet, he had strong tank treads that went clink-clank across the floor as he moved from one project to the next.
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A friendly blocky robot with tank treads carefully uses its mechanical claws to build a tall, perfectly balanced tower out of wooden blocks.
A friendly wheeled robot energetically turns a mechanical hand-crank generator on a laboratory desk. The spinning gears send electricity to light up a giant glass lightbulb.
A cheerful robot wearing a propeller hat carefully sets up a toy rocket ship on a laboratory launch pad.
A cheerful robot with tank treads works carefully at a laboratory desk. It uses its mechanical claws to build a miniature working Ferris wheel out of interlocking metal gears.
A helpful little engineering robot uses its mechanical claws to carefully assemble a miniature wooden suspension bridge on a desk.
