diff --git a/active_projects/eola2/__init__.py b/active_projects/eola2/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/active_projects/eola2/determinant_puzzle.py b/active_projects/eola2/determinant_puzzle.py
new file mode 100644
index 00000000..59a3fdf4
--- /dev/null
+++ b/active_projects/eola2/determinant_puzzle.py
@@ -0,0 +1,12 @@
+from big_ol_pile_of_manim_imports import *
+
+class WorkOutNumerically(Scene):
+    def construct(self):
+        pass
+
+
+class SuccessiveLinearTransformations(LinearTransformationScene):
+    def construct(self):
+        self.apply_transposed_matrix([[0, 1], [1, 0]])
+        self.apply_transposed_matrix([[1, 1], [0, 1]])
+        self.wait()
diff --git a/scene/vector_space_scene.py b/scene/vector_space_scene.py
index 157561e1..9e418b35 100644
--- a/scene/vector_space_scene.py
+++ b/scene/vector_space_scene.py
@@ -320,7 +320,7 @@ class LinearTransformationScene(VectorScene):
 
     def add_foreground_mobject(self, *mobjects):
         self.add_special_mobjects(self.foreground_mobjects, *mobjects)
-            
+
     def add_transformable_mobject(self, *mobjects):
         self.add_special_mobjects(self.transformable_mobjects, *mobjects)