The Ultimate Fort Kit 

Turn any room into a structural masterpiece! Great parent and kid rainy day project indoors or on a sunny day build a huge castle outside. This kit is designed for maximum versatility, allowing you to build everything from sprawling castles to rocket ships using a simple, robust system of 3D-printed connectors and standard rods.

STEM & Learning for Parents and Kids

This kit is a hands-on introduction to Structural Engineering and Geometry.

Critical Thinking: Kids learn to plan their structures, balancing load-bearing joints with creative design.
Problem Solving: Navigating angles and rod lengths encourages spatial awareness and mechanical reasoning.
STEM in Action: Experiment with triangles vs. squares to see which shapes make the strongest towers!
Features

Modular Design: Optimized geometry for various angles, giving you the freedom to build up or out.
High Durability: Engineered to withstand the weight of heavy blankets and sheets without sagging.
Easy Assembly: Snap-fit connections that are tight enough for stability but easy enough for kids to manage.
Hardware & Sourcing

You can print the rods or buy them on Amazon. If purchasing, ensure they are 10mm in diameter.

Recommended Rod Lengths: 305mm (12") or 406.4mm (16").

Pro Tip: I printed my rods at 203.2mm (8") and used the connectors to join them for a total length of 406.4mm (16")