How to Make Lego Menger Sponge?

DIY, Geometry, Lego, Mathematics

An intriguing fractal shape, build from Lego. This guide is in response to the comments Marquis de Geek has received from the original posting on his Lego Menger Sponge page.

Ingredients:

Lego bricks

Step 1: First Layer

Step 2: Second Layer

Step 3: Third Layer

Step 4: Fourth Step

This is the easiest bit, since the towers are all identical.

Step 5: The Fifth Layer

The top part of the sponge has an identical pattern to the bottom three layers. However, because it must stretch across the gaps, different pieces are often used. Note the 1×8 pieces.

Step 6: Penultimate Step

Step 7: Final Step

You can the video of how this look in 3D.

DIY Details

Source

instructables

Avg. Duration

4 hours

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