diff --git a/OdeWorld.h b/OdeWorld.h
index 89f942f..8c2b900 100644
--- a/OdeWorld.h
+++ b/OdeWorld.h
@@ -43,6 +43,7 @@ class OdeWorld
                 dReal getMass() { return m_mass.mass; }
                 void setMass(dReal newmass);
                 void enableBody();
+                dBodyID getBody() { return m_body; }
 
             protected:
                 bool    m_is_static;
@@ -70,6 +71,7 @@ class OdeWorld
         }
         void step();
         void enableAllBodies();
+        dWorldID getWorldID() { return m_world; }
 
         friend void OdeWorld_collide_callback(void * data,
                 dGeomID o1, dGeomID o2);