diff --git a/cpp/Platform.Collections.Methods/Polymorph.h b/cpp/Platform.Collections.Methods/Polymorph.h
new file mode 100644
index 0000000..79b28b4
--- /dev/null
+++ b/cpp/Platform.Collections.Methods/Polymorph.h
@@ -0,0 +1,46 @@
+#pragma once
+
+namespace Platform::Interfaces
+{
+    /// <summary>
+    /// <para>
+    /// Represents a base class for implementing the Curiously Recurring Template Pattern (CRTP).
+    /// This enables static polymorphism where derived classes can be accessed through
+    /// the base class interface without virtual function overhead.
+    /// </para>
+    /// <para>
+    /// Based on: https://en.wikipedia.org/wiki/Curiously_recurring_template_pattern
+    /// </para>
+    /// </summary>
+    /// <typeparam name="TSelf">The derived class type that inherits from this base class.</typeparam>
+    template <typename TSelf>
+    class Polymorph
+    {
+        protected:
+            /// <summary>
+            /// <para>
+            /// Returns a reference to the derived class object.
+            /// This method enables static polymorphism by providing access to the
+            /// actual derived class implementation through a compile-time cast.
+            /// </para>
+            /// </summary>
+            /// <returns>A reference to the derived class object.</returns>
+            constexpr TSelf& object() noexcept
+            {
+                return static_cast<TSelf&>(*this);
+            }
+
+            /// <summary>
+            /// <para>
+            /// Returns a const reference to the derived class object.
+            /// This method enables static polymorphism by providing read-only access to the
+            /// actual derived class implementation through a compile-time cast.
+            /// </para>
+            /// </summary>
+            /// <returns>A const reference to the derived class object.</returns>
+            constexpr const TSelf& object() const noexcept
+            {
+                return static_cast<const TSelf&>(*this);
+            }
+    };
+}
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diff --git a/experiments/test_collections_crtp b/experiments/test_collections_crtp
new file mode 100755
index 0000000..2830468
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diff --git a/experiments/test_collections_crtp.cpp b/experiments/test_collections_crtp.cpp
new file mode 100644
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--- /dev/null
+++ b/experiments/test_collections_crtp.cpp
@@ -0,0 +1,67 @@
+#include <iostream>
+#include <cassert>
+
+// Include our CRTP implementation
+#include "../cpp/Platform.Collections.Methods/Polymorph.h"
+
+using namespace Platform::Interfaces;
+
+// Simulate the GenericCollectionMethodsBase pattern
+template <typename TSelf, typename TElement>
+class GenericCollectionMethodsBase : public Polymorph<TSelf>
+{
+};
+
+// Simulate a DoublyLinkedList methods class
+template <typename TSelf, typename TElement>
+class DoublyLinkedListMethodsBase : public GenericCollectionMethodsBase<TSelf, TElement>
+{
+protected:
+    void IncrementSize()
+    {
+        this->object().SetSize(this->object().GetSize() + 1);
+    }
+    
+    void DecrementSize()
+    {
+        this->object().SetSize(this->object().GetSize() - 1);
+    }
+};
+
+// Concrete implementation that would be provided by user
+class MyDoublyLinkedList : public DoublyLinkedListMethodsBase<MyDoublyLinkedList, int>
+{
+private:
+    int size = 0;
+    
+public:
+    int GetSize() const { return size; }
+    void SetSize(int newSize) { size = newSize; }
+    
+    void TestIncrementDecrement()
+    {
+        std::cout << "Initial size: " << GetSize() << std::endl;
+        
+        IncrementSize();
+        std::cout << "After increment: " << GetSize() << std::endl;
+        
+        IncrementSize();
+        std::cout << "After second increment: " << GetSize() << std::endl;
+        
+        DecrementSize();
+        std::cout << "After decrement: " << GetSize() << std::endl;
+    }
+};
+
+int main()
+{
+    std::cout << "Testing Collections CRTP pattern..." << std::endl;
+    
+    MyDoublyLinkedList list;
+    list.TestIncrementDecrement();
+    
+    assert(list.GetSize() == 1);
+    std::cout << "Final size: " << list.GetSize() << " - Test passed!" << std::endl;
+    
+    return 0;
+}
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diff --git a/experiments/test_crtp b/experiments/test_crtp
new file mode 100755
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diff --git a/experiments/test_crtp.cpp b/experiments/test_crtp.cpp
new file mode 100644
index 0000000..3a45f7d
--- /dev/null
+++ b/experiments/test_crtp.cpp
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+#include <iostream>
+#include <cassert>
+
+// Include our CRTP implementation
+#include "../cpp/Platform.Collections.Methods/Polymorph.h"
+
+using namespace Platform::Interfaces;
+
+// Test class that uses CRTP like the collections classes do
+template <typename TSelf>
+class TestBase : public Polymorph<TSelf>
+{
+public:
+    void DoSomething()
+    {
+        std::cout << "Base calling derived method: ";
+        this->object().Implementation();
+    }
+    
+    int GetValue()
+    {
+        return this->object().GetValueImpl();
+    }
+};
+
+// Derived class that implements the interface
+class TestDerived : public TestBase<TestDerived>
+{
+public:
+    void Implementation()
+    {
+        std::cout << "TestDerived::Implementation() called!" << std::endl;
+    }
+    
+    int GetValueImpl()
+    {
+        return 42;
+    }
+};
+
+// Another derived class to test polymorphism
+class AnotherDerived : public TestBase<AnotherDerived>
+{
+public:
+    void Implementation()
+    {
+        std::cout << "AnotherDerived::Implementation() called!" << std::endl;
+    }
+    
+    int GetValueImpl()
+    {
+        return 100;
+    }
+};
+
+int main()
+{
+    std::cout << "Testing CRTP (Curiously Recurring Template Pattern) implementation..." << std::endl;
+    
+    // Test TestDerived
+    TestDerived derived1;
+    derived1.DoSomething();
+    assert(derived1.GetValue() == 42);
+    std::cout << "TestDerived value: " << derived1.GetValue() << std::endl;
+    
+    // Test AnotherDerived
+    AnotherDerived derived2;
+    derived2.DoSomething();
+    assert(derived2.GetValue() == 100);
+    std::cout << "AnotherDerived value: " << derived2.GetValue() << std::endl;
+    
+    std::cout << "All tests passed! CRTP implementation is working correctly." << std::endl;
+    
+    return 0;
+}
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