diff --git a/docs/docs/how-tos/index.md b/docs/docs/how-tos/index.md
index f0db958f..14fa5194 100644
--- a/docs/docs/how-tos/index.md
+++ b/docs/docs/how-tos/index.md
@@ -17,8 +17,10 @@ Welcome to the LangGraph.js how-to Guides! These guides provide practical, step-
 LangGraph.js is known for being a highly controllable agent framework.
 These how-to guides show how to achieve that controllability.
 
+- [How to define graph state](define-state.ipynb)
 - [How to create subgraphs](subgraph.ipynb)
 - [How to create branches for parallel execution](branching.ipynb)
+- [How to create map-reduce branches for parallel execution](map-reduce.ipynb)
 
 ## Persistence
 
@@ -38,6 +40,7 @@ These guides cover common examples of that.
 - [How to add human-in-the-loop](human-in-the-loop.ipynb)
 - [How to add breakpoints](breakpoints.ipynb)
 - [How to wait for user input](wait-user-input.ipynb)
+- [How to edit graph state](edit-graph-state.ipynb)
 
 ## Streaming
 
@@ -49,11 +52,15 @@ These guides show how to use different streaming modes.
 - [How to stream LLM tokens](stream-tokens.ipynb)
 - [How to stream LLM tokens without LangChain models](streaming-tokens-without-langchain.ipynb)
 
+## Tool calling
+
+- [How to call tools using ToolNode](tool-calling.ipynb)
+- [How to force an agent to call a tool](force-calling-a-tool-first.ipynb)
+- [How to handle tool calling errors](tool-calling-errors.ipynb)
+
 ## Other
 
 - [How to add runtime configuration to your graph](configuration.ipynb)
-- [How to force an agent to call a tool](force-calling-a-tool-first.ipynb)
 - [How to let agent return tool results directly](dynamically-returning-directly.ipynb)
-- [How to handle tool calling errors](tool-calling-errors.ipynb)
 - [How to have agent respond in structured format](respond-in-format.ipynb)
 - [How to manage agent steps](managing-agent-steps.ipynb)
diff --git a/docs/mkdocs.yml b/docs/mkdocs.yml
index c0e0f21f..06a45f01 100644
--- a/docs/mkdocs.yml
+++ b/docs/mkdocs.yml
@@ -92,8 +92,10 @@ nav:
           - Install and manage dependencies: "how-tos/manage-ecosystem-dependencies.ipynb"
           - Use LangGraph.js in web environments: "how-tos/use-in-web-environments.ipynb"
       - Controllability:
+          - Define graph state: "how-tos/define-state.ipynb"
           - Create subgraphs: "how-tos/subgraph.ipynb"
           - Create branches for parallel execution: "how-tos/branching.ipynb"
+          - Create map-reduce branches for parallel execution: "how-tos/map-reduce.ipynb"
       - Persistence:
           - Add persistence ("memory") to your graph: "how-tos/persistence.ipynb"
           - View and update past graph state: "how-tos/time-travel.ipynb"
@@ -114,8 +116,8 @@ nav:
       - Tool calling:
           - Call tools using ToolNode: how-tos/tool-calling.ipynb
           - Handle tool calling errors: how-tos/tool-calling-errors.ipynb
+          - Force an agent to call a tool: how-tos/force-calling-a-tool-first.ipynb
           # - Pass graph state to tools: how-tos/pass-run-time-values-to-tools.ipynb TODO
-          # - Pass config to tools: how-tos/pass-config-to-tools.ipynb TODO
       - Other:
           - Add runtime configuration: "how-tos/configuration.ipynb"
           - Force an agent to call a tool: "how-tos/force-calling-a-tool-first.ipynb"