diff --git a/experiments/2024-12-09/src/geometry/mod.rs b/experiments/2024-12-09/src/geometry/mod.rs
index f259c79cc..6d3652a9b 100644
--- a/experiments/2024-12-09/src/geometry/mod.rs
+++ b/experiments/2024-12-09/src/geometry/mod.rs
@@ -3,7 +3,7 @@ mod primitives;
 mod shape;
 
 pub use self::{
-    operation::{HandleAny, Operation},
+    operation::{Handle, HandleAny, Operation},
     primitives::{Triangle, Vertex},
     shape::Shape,
 };
diff --git a/experiments/2024-12-09/src/geometry/shape.rs b/experiments/2024-12-09/src/geometry/shape.rs
index 19a129888..93b7a34ae 100644
--- a/experiments/2024-12-09/src/geometry/shape.rs
+++ b/experiments/2024-12-09/src/geometry/shape.rs
@@ -107,7 +107,7 @@ impl<'r, NewOps, T> ShapeExtender<'r, NewOps, T> {
         NewOps: CombinRight<Handle<T>>,
         T: Operation + 'static,
     {
-        let vertex = Handle::new(vertex.into());
+        let vertex = self.store.insert(vertex.into());
 
         self.sequence.push(OperationInSequence {
             operation: vertex.to_any(),
diff --git a/experiments/2024-12-09/src/storage.rs b/experiments/2024-12-09/src/storage.rs
index 8e43309fd..c4678d28b 100644
--- a/experiments/2024-12-09/src/storage.rs
+++ b/experiments/2024-12-09/src/storage.rs
@@ -1,5 +1,7 @@
 use std::marker::PhantomData;
 
+use crate::geometry::Handle;
+
 pub struct Store<T> {
     _t: PhantomData<T>,
 }
@@ -8,4 +10,8 @@ impl<T> Store<T> {
     pub fn new() -> Self {
         Self { _t: PhantomData }
     }
+
+    pub fn insert(&mut self, op: T) -> Handle<T> {
+        Handle::new(op)
+    }
 }