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Models Showcase

Models shared by the SO3D.xyz community. Open any of them in the generator to see exactly how it was built, remix it, or print it as-is. Browse the model library by category

Preview of Pythagoras pour-proof tray
By Krypto
Complexity
Medium
MAIN PURPOSE: Demonstrate Pythagoras' theorem by volume
Proves a² + b² = c² with rice or sand: fill the two smaller square cups level, pour both into the largest square, and it fills exactly to the same level.
AR view Open in app
Preview of Kaleidoscope body for three mirror strips
By Krypto
Complexity
Multi-part assembly
MAIN PURPOSE: Make a kaleidoscope
Build a kaleidoscope: glue three mirror strips into the triangular tube, drop beads under the lid printed in clear or white plastic, and look through the eyehole at the other end towards the light.
AR view Open in app
Preview of Weather sensor radiation shield
By Krypto
Complexity
Multi-part assembly
MAIN PURPOSE: Shield a weather sensor from sun and rain
A vented housing that keeps sun and rain off a DIY weather station's temperature and humidity sensor while air flows through the slots; the roof overlaps the walls and the floor has a cable hole and two screw holes.
AR view Open in app
Preview of Constant-width roller
By Krypto
Complexity
Simple (set)
MAIN PURPOSE: Demonstrate curves of constant width
Print three of these Reuleaux rollers, lay a book on top and roll it along: the book glides perfectly level even though the rollers are not round, a classic demonstration of curves of constant width.
AR view Open in app
Preview of Eclipse viewer frame
By Krypto
Complexity
Medium
MAIN PURPOSE: Hold solar viewing film safely
A sturdy hand-held frame for a sheet of certified solar viewing film (ISO 12312-2): tape the film behind the window, then hold it by the handle to watch an eclipse.
AR view Open in app
Preview of Water clock
By Krypto
Complexity
Medium
MAIN PURPOSE: Measure time with dripping water
An ancient-style water clock: fill the top cup, and water drips through the tiny hole into the lower cup, rising past the minute marks on the front.
AR view Open in app
Preview of Model rocket fin alignment jig
By Krypto
Complexity
Simple
MAIN PURPOSE: Align model rocket fins for gluing
Holds three fins at exactly 120 degrees round a 24 mm body tube while the glue sets: slide the tube through the centre and the fins into the slots.
AR view Open in app
Preview of Telescope collimation cap
By Krypto
Complexity
Medium
MAIN PURPOSE: Collimate a reflector telescope
A sight cap for collimating a Newtonian telescope: push it into the 1.25-inch focuser and look through the centre pinhole to line up the mirrors.
AR view Open in app
Preview of Constellation viewer tube
By Krypto
Complexity
Advanced
MAIN PURPOSE: Learn a constellation
Hold the tube up to a window or a torch and the seven pinholes in the end show the Plough (Big Dipper), so children learn the stars before they look for them at night.
AR view Open in app
Preview of Microcentrifuge tube rack
By Krypto
Complexity
Advanced
MAIN PURPOSE: Hold microcentrifuge tubes
Holds eight 1.5 ml microcentrifuge tubes in a row on the bench, caps open and in order, so samples never get swapped.
AR view Open in app

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