diff --git a/01.workspace/heave/src/imp/bool_to_value.rs b/01.workspace/heave/src/imp/bool_to_value.rs
new file mode 100644
index 0000000..f902d9d
--- /dev/null
+++ b/01.workspace/heave/src/imp/bool_to_value.rs
@@ -0,0 +1,10 @@
+use crate::*;
+
+impl ToValue for bool {
+    fn to_value(self) -> Value {
+        Value::Bool(self)
+    }
+}
+
+// #[cfg(test)]
+// mod unit_tests { use super::*; }
diff --git a/01.workspace/heave/src/imp/f64_to_value.rs b/01.workspace/heave/src/imp/f64_to_value.rs
new file mode 100644
index 0000000..e9ea902
--- /dev/null
+++ b/01.workspace/heave/src/imp/f64_to_value.rs
@@ -0,0 +1,10 @@
+use crate::*;
+
+impl ToValue for f64 {
+    fn to_value(self) -> Value {
+        Value::Real(self)
+    }
+}
+
+// #[cfg(test)]
+// mod unit_tests { use super::*; }
diff --git a/01.workspace/heave/src/imp/i64_to_value.rs b/01.workspace/heave/src/imp/i64_to_value.rs
new file mode 100644
index 0000000..1649290
--- /dev/null
+++ b/01.workspace/heave/src/imp/i64_to_value.rs
@@ -0,0 +1,10 @@
+use crate::*;
+
+impl ToValue for i64 {
+    fn to_value(self) -> Value {
+        Value::SignedInt(self)
+    }
+}
+
+// #[cfg(test)]
+// mod unit_tests { use super::*; }
diff --git a/01.workspace/heave/src/imp/mod.rs b/01.workspace/heave/src/imp/mod.rs
index 8b13789..2a2fbc0 100644
--- a/01.workspace/heave/src/imp/mod.rs
+++ b/01.workspace/heave/src/imp/mod.rs
@@ -1 +1,5 @@
-
+pub mod bool_to_value;
+pub mod f64_to_value;
+pub mod i64_to_value;
+pub mod string_to_value;
+pub mod u64_to_value;
diff --git a/01.workspace/heave/src/imp/string_to_value.rs b/01.workspace/heave/src/imp/string_to_value.rs
new file mode 100644
index 0000000..84e5ba6
--- /dev/null
+++ b/01.workspace/heave/src/imp/string_to_value.rs
@@ -0,0 +1,10 @@
+use crate::*;
+
+impl ToValue for String {
+    fn to_value(self) -> Value {
+        Value::Text(self)
+    }
+}
+
+// #[cfg(test)]
+// mod unit_tests { use super::*; }
diff --git a/01.workspace/heave/src/imp/u64_to_value.rs b/01.workspace/heave/src/imp/u64_to_value.rs
new file mode 100644
index 0000000..e4a5bf3
--- /dev/null
+++ b/01.workspace/heave/src/imp/u64_to_value.rs
@@ -0,0 +1,10 @@
+use crate::*;
+
+impl ToValue for u64 {
+    fn to_value(self) -> Value {
+        Value::UnsignedInt(self)
+    }
+}
+
+// #[cfg(test)]
+// mod unit_tests { use super::*; }
diff --git a/01.workspace/heave/src/lib.rs b/01.workspace/heave/src/lib.rs
index d91f43c..37600ab 100644
--- a/01.workspace/heave/src/lib.rs
+++ b/01.workspace/heave/src/lib.rs
@@ -12,3 +12,4 @@ pub use crate::str::entity::O as Entity;
 pub use crate::str::value::E as Value;
 pub use crate::trt::from_eav::T as FromEAV;
 pub use crate::trt::to_eav::T as ToEAV;
+pub use crate::trt::to_value::T as ToValue;
diff --git a/01.workspace/heave/src/str/attribute.rs b/01.workspace/heave/src/str/attribute.rs
index d7c9afd..702dfc1 100644
--- a/01.workspace/heave/src/str/attribute.rs
+++ b/01.workspace/heave/src/str/attribute.rs
@@ -7,10 +7,10 @@ pub struct O {
 }
 
 impl O {
-    pub fn new(id: &str, value: Value) -> Self {
+    pub fn new(id: &str, value: impl ToValue) -> Self {
         Self {
             id: String::from(id),
-            value,
+            value: value.to_value(),
         }
     }
 }
diff --git a/01.workspace/heave/src/str/entity.rs b/01.workspace/heave/src/str/entity.rs
index 13e3ff5..9eebb27 100644
--- a/01.workspace/heave/src/str/entity.rs
+++ b/01.workspace/heave/src/str/entity.rs
@@ -13,7 +13,7 @@ impl O {
             attributes: std::collections::HashMap::new(),
         }
     }
-    pub fn with_attribute(mut self, id: &str, value: Value) -> Self {
+    pub fn with_attribute(mut self, id: &str, value: impl ToValue) -> Self {
         let attribute = Attribute::new(id, value);
         self.attributes.insert(attribute.id.clone(), attribute);
         self
@@ -25,7 +25,7 @@ impl O {
             Some(attribute) => Some(&attribute.value),
         }
     }
-    pub fn set(&mut self, id: &str, value: Value) -> Option<Value> {
+    pub fn set(&mut self, id: &str, value: impl ToValue) -> Option<Value> {
         let attribute = Attribute::new(id, value);
         let previous_attribute = self.attributes.insert(attribute.id.clone(), attribute);
         match previous_attribute {
diff --git a/01.workspace/heave/src/trt/mod.rs b/01.workspace/heave/src/trt/mod.rs
index 651c8e9..583b746 100644
--- a/01.workspace/heave/src/trt/mod.rs
+++ b/01.workspace/heave/src/trt/mod.rs
@@ -1,2 +1,3 @@
 pub mod from_eav;
 pub mod to_eav;
+pub mod to_value;
diff --git a/01.workspace/heave/src/trt/to_value.rs b/01.workspace/heave/src/trt/to_value.rs
new file mode 100644
index 0000000..e7521a3
--- /dev/null
+++ b/01.workspace/heave/src/trt/to_value.rs
@@ -0,0 +1,8 @@
+use crate::*;
+
+pub trait T {
+    fn to_value(self) -> Value;
+}
+
+// #[cfg(test)]
+// mod unit_tests {}