Color this page anywhere. Bring it to life in the app — no printer, no mess.
A cheerful robot with tank treads sits on a laboratory floor. It carefully uses its metal hands to assemble the wooden tracks of a giant, intricate marble run puzzle.
Meet Bolt, the friendliest robot in the Great Invention Lab! Bolt has a big, square head, wiggly antennas, and sturdy tank treads that help him zoom across the tiled floor. Today, Bolt isn’t just zooming; he is using his clever metal hands to build the most amazing marble run the world has ever seen.
Drag slider to compare printable line art and colored reference
A helpful little engineering robot in a safety helmet carefully uses a wrench to build a miniature solar panel array on a desk.
A helpful robot with tank treads uses mechanical calipers to carefully measure a large spiral ammonite fossil on a desk.
A friendly, blocky robot with a monitor screen for a head stands at a wooden workbench, carefully using a metal hammer to assemble a classic wooden birdhouse.
A friendly robot with a glass dome head and tank treads sits at a science workbench. It carefully uses a mechanical claw to wind the brass key of a vintage metronome.
A cheerful wheeled robot carefully uses its mechanical claws to assemble a tall tower out of interlocking geometric plastic gears.
