# Box by Box [//]: # (## Overview) This section gives in-depth coverage of the Tetrad graphical user interface (GUI), describing the purpose and usage of each box in the left-hand sidebar. The boxes are documented in the same order that they appear in the interface. ```{toctree} :maxdepth: 2 graph-box compare-box grid-search-box-data grid-search-box-simulation parametric-model-box instantiated-model-box estimator-box data-box simulation-box search-box latent-clusters-box latent-structure-box knowledge-box updater-box regression-box note-box