diff --git a/experiment1/__init__.py b/experiment1/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/experiment1/dataset.py b/experiment1/dataset.py
new file mode 100644
index 0000000..a48d7df
--- /dev/null
+++ b/experiment1/dataset.py
@@ -0,0 +1,29 @@
+import torch as T
+from torch.utils.data import Dataset
+
+
+class NumberAdd(Dataset):
+    """Dataset for adding numbers"""
+    def __init__(self, total_samples: int) -> None:
+        """Generate dataset with pairs of numbers and their sum"""
+        self.N = total_samples
+        self.samples = T.randint(low=-1000, high=1000, size=(self.N, 2))
+        self.targets = T.sum(self.samples, dim=-1)
+
+    def __getitem__(self, index: int) -> dict:
+        """Get a pair of sample / target"""
+        sample = self.samples[index]
+        target = self.targets[index]
+        return {"sample": sample, "target": target}
+
+    def __len__(self) -> int:
+        """Size of the dataset"""
+        return self.N
+
+
+if __name__ == "__main__":
+    ds = NumberAdd(total_samples=100)
+    for i in range(len(ds)):
+        data = ds[i]
+        print(data["sample"], data["target"])
+        assert T.sum(data["sample"]) == data["target"]
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