diff --git a/LEGO1/lego/legoomni/include/isle.h b/LEGO1/lego/legoomni/include/isle.h
index f75d3273..9783e4ec 100644
--- a/LEGO1/lego/legoomni/include/isle.h
+++ b/LEGO1/lego/legoomni/include/isle.h
@@ -102,6 +102,7 @@ class Act1State : public LegoState {
 };
 
 // VTABLE: LEGO1 0x100d6fb8
+// VTABLE: BETA10 0x101b9cc8
 // SIZE 0x140
 class Isle : public LegoWorld {
 public:
@@ -116,6 +117,7 @@ class Isle : public LegoWorld {
 	MxLong Notify(MxParam& p_param) override; // vtable+0x04
 
 	// FUNCTION: LEGO1 0x10030910
+	// FUNCTION: BETA10 0x10035d70
 	const char* ClassName() const override // vtable+0x0c
 	{
 		// STRING: LEGO1 0x100f0458
diff --git a/LEGO1/lego/legoomni/include/jetskirace.h b/LEGO1/lego/legoomni/include/jetskirace.h
index ce1ea834..b666868f 100644
--- a/LEGO1/lego/legoomni/include/jetskirace.h
+++ b/LEGO1/lego/legoomni/include/jetskirace.h
@@ -61,9 +61,20 @@ class JetskiRace : public LegoRace {
 	MxLong HandleClick(LegoEventNotificationParam&) override;           // vtable+0x6c
 	MxLong HandlePathStruct(LegoPathStructNotificationParam&) override; // vtable+0x70
 	MxLong HandleEndAction(MxEndActionNotificationParam&) override;     // vtable+0x74
+
+	void FUN_10016930(MxS32 p_param1, MxS16 p_param2);
+
+private:
+	inline MxS32 PossiblyGetPlaceOfPlayer();
+
+	static MxS32 g_unk0x100f0c78;
 };
 
 // SYNTHETIC: LEGO1 0x1000f530
+// SYNTHETIC: BETA10 0x100a9b70
 // JetskiRace::`scalar deleting destructor'
 
+// SYNTHETIC: BETA10 0x100aa150
+// JetskiRace::~JetskiRace
+
 #endif // JETSKIRACE_H
diff --git a/LEGO1/lego/legoomni/include/legopathstruct.h b/LEGO1/lego/legoomni/include/legopathstruct.h
index 4412c5f1..162438f5 100644
--- a/LEGO1/lego/legoomni/include/legopathstruct.h
+++ b/LEGO1/lego/legoomni/include/legopathstruct.h
@@ -28,7 +28,10 @@ class LegoPathStructNotificationParam : public MxNotificationParam {
 		return new LegoPathStructNotificationParam(m_type, m_sender, m_trigger, m_data);
 	} // vtable+0x04
 
+	// FUNCTION: BETA10 0x10024270
 	MxU8 GetTrigger() { return m_trigger; }
+
+	// FUNCTION: BETA10 0x100242a0
 	MxS16 GetData() { return m_data; }
 
 protected:
diff --git a/LEGO1/lego/legoomni/include/legorace.h b/LEGO1/lego/legoomni/include/legorace.h
index cad39de1..22fe734b 100644
--- a/LEGO1/lego/legoomni/include/legorace.h
+++ b/LEGO1/lego/legoomni/include/legorace.h
@@ -81,8 +81,6 @@ class RaceState : public LegoState {
 
 	Entry* GetState(MxU8 p_id);
 
-	undefined4 GetUnknown0x28() { return m_unk0x28; }
-
 	// SYNTHETIC: LEGO1 0x1000f6f0
 	// RaceState::~RaceState
 
@@ -151,12 +149,12 @@ class LegoRace : public LegoWorld {
 	// LegoRace::`scalar deleting destructor'
 
 protected:
-	undefined4 m_unk0xf8;               // 0xf8
-	undefined4 m_unk0xfc;               // 0xfc
-	undefined4 m_unk0x100;              // 0x100
-	undefined4 m_unk0x104;              // 0x104
-	undefined4 m_unk0x108;              // 0x108
-	undefined4 m_unk0x10c;              // 0x10c
+	MxS32 m_unk0xf8;                    // 0xf8
+	MxS32 m_unk0xfc;                    // 0xfc
+	MxS32 m_unk0x100;                   // 0x100
+	MxS32 m_unk0x104;                   // 0x104
+	MxS32 m_unk0x108;                   // 0x108
+	MxS32 m_unk0x10c;                   // 0x10c
 	LegoRaceActor* m_unk0x110[3];       // 0x110
 	LegoGameState::Area m_destLocation; // 0x11c
 	LegoPathActor* m_pathActor;         // 0x120
diff --git a/LEGO1/lego/legoomni/src/race/jetskirace.cpp b/LEGO1/lego/legoomni/src/race/jetskirace.cpp
index ba0cd4ea..e2af449d 100644
--- a/LEGO1/lego/legoomni/src/race/jetskirace.cpp
+++ b/LEGO1/lego/legoomni/src/race/jetskirace.cpp
@@ -38,6 +38,9 @@ extern const char* g_strHIT_WALL_SOUND;
 
 DECOMP_SIZE_ASSERT(JetskiRace, 0x144)
 
+// GLOBAL: LEGO1 0x100f0c78
+MxS32 JetskiRace::g_unk0x100f0c78 = 2;
+
 // FUNCTION: LEGO1 0x100162c0
 // FUNCTION: BETA10 0x100c7e6f
 MxResult JetskiRace::Create(MxDSAction& p_dsAction)
@@ -125,6 +128,7 @@ MxLong JetskiRace::HandleEndAction(MxEndActionNotificationParam& p_param)
 MxLong JetskiRace::HandleClick(LegoEventNotificationParam& p_param)
 {
 	MxLong result = 0;
+
 	if (((LegoControlManagerNotificationParam*) &p_param)->m_unk0x28 == 1) {
 		switch (((LegoControlManagerNotificationParam*) &p_param)->m_clickedObjectId) {
 		case JetraceScript::c_JetskiArms_Ctl:
@@ -148,13 +152,139 @@ MxLong JetskiRace::HandleClick(LegoEventNotificationParam& p_param)
 			break;
 		}
 	}
+
 	return result;
 }
 
-// STUB: LEGO1 0x100166a0
-MxLong JetskiRace::HandlePathStruct(LegoPathStructNotificationParam&)
+inline MxS32 JetskiRace::PossiblyGetPlaceOfPlayer()
 {
-	return 0;
+	if (m_unk0xfc < m_unk0xf8 && m_unk0x100 < m_unk0xf8) {
+		return 3;
+	}
+	else if (m_unk0xfc < m_unk0xf8 || m_unk0x100 < m_unk0xf8) {
+		return 2;
+	}
+
+	return 1;
+}
+
+// FUNCTION: LEGO1 0x100166a0
+// FUNCTION: BETA10 0x100c8085
+MxLong JetskiRace::HandlePathStruct(LegoPathStructNotificationParam& p_param)
+{
+	MxLong result = 0;
+	MxEntity* sender = (MxEntity*) p_param.GetSender();
+
+	if (p_param.GetTrigger() == 68) {
+		MxS32 paramData = p_param.GetData();
+
+		switch (sender->GetEntityId()) {
+		case 10:
+			if (paramData <= m_unk0x104 || paramData >= m_unk0x104 + 5) {
+				break;
+			}
+
+			m_unk0x104 = paramData;
+			LegoChar buffer[20];
+			sprintf(buffer, "%g", 0.032 + 0.936 * (m_unk0xf8 * 20.0 + m_unk0x104) / (g_unk0x100f0c78 * 20.0));
+			VariableTable()->SetVariable("DISTANCE", buffer);
+
+			if (m_unk0x104 == 0x14) {
+				m_unk0x104 = 0;
+				m_unk0xf8++;
+
+				if (g_unk0x100f0c78 == m_unk0xf8) {
+					MxS16 sVar6 = PossiblyGetPlaceOfPlayer();
+
+					VariableTable()->SetVariable(g_raceState, "");
+					VariableTable()->SetVariable(g_strHIT_WALL_SOUND, "");
+					LegoRaceCar::FUN_10012de0();
+					m_raceState->m_unk0x28 = 2;
+
+					RaceState::Entry* raceStateEntry = m_raceState->GetState(GameState()->GetActorId());
+					raceStateEntry->m_unk0x02 = sVar6;
+
+					if (raceStateEntry->m_score < sVar6) {
+						raceStateEntry->m_score = sVar6;
+					}
+
+					m_destLocation = LegoGameState::e_jetrace2;
+
+					TransitionManager()->StartTransition(MxTransitionManager::e_mosaic, 50, FALSE, FALSE);
+				}
+
+				result = 1;
+			}
+			else if (m_unk0x104 == 0xf) {
+				m_hideAnim->FUN_1006db40(m_unk0xf8 * 200 + 100);
+				result = 1;
+			}
+			break;
+		case 11:
+			if (paramData <= m_unk0x108 || paramData >= m_unk0x108 + 5) {
+				break;
+			}
+
+			FUN_10016930(0xb, paramData);
+			m_unk0x108 = paramData;
+
+			if (m_unk0x108 == 0x14) {
+				m_unk0x108 = 0;
+				m_unk0xfc++;
+
+				if (g_unk0x100f0c78 == m_unk0xfc) {
+					((LegoPathActor*) p_param.GetSender())->SetMaxLinearVel(0.1);
+				}
+			}
+			break;
+		case 12:
+			if (paramData <= m_unk0x10c || paramData >= m_unk0x10c + 5) {
+				break;
+			}
+
+			FUN_10016930(0xc, paramData);
+
+			m_unk0x10c = paramData;
+
+			if (m_unk0x10c == 0x14) {
+				m_unk0x10c = 0;
+				m_unk0x100++;
+
+				if (g_unk0x100f0c78 == m_unk0x100) {
+					((LegoPathActor*) p_param.GetSender())->SetMaxLinearVel(0.1);
+				}
+			}
+			break;
+		}
+	}
+
+	return result;
+}
+
+// FUNCTION: LEGO1 0x10016930
+void JetskiRace::FUN_10016930(MxS32 p_param1, MxS16 p_param2)
+{
+	MxS32 local4;
+	MxStillPresenter* presenter;
+	MxS32 x, y;
+
+	if (p_param1 == 11) {
+		presenter = m_unk0x128;
+		local4 = m_unk0xfc;
+	}
+	else if (p_param1 == 12) {
+		presenter = m_unk0x12c;
+		local4 = m_unk0x100;
+	}
+
+	if (presenter) {
+		x = m_unk0x130.GetLeft() + 0.5 +
+			(m_unk0x130.GetRight() - m_unk0x130.GetLeft() + 1) * (local4 * 20.0 + p_param2) / (g_unk0x100f0c78 * 20.0);
+		y = m_unk0x130.GetTop() + 0.5 +
+			(m_unk0x130.GetBottom() - m_unk0x130.GetTop() + 1) * (local4 * 20.0 + p_param2) / (g_unk0x100f0c78 * 20.0);
+
+		presenter->SetPosition(x, y);
+	}
 }
 
 // FUNCTION: LEGO1 0x10016a10
diff --git a/LEGO1/lego/legoomni/src/worlds/isle.cpp b/LEGO1/lego/legoomni/src/worlds/isle.cpp
index 2e76e1a3..190ad2ef 100644
--- a/LEGO1/lego/legoomni/src/worlds/isle.cpp
+++ b/LEGO1/lego/legoomni/src/worlds/isle.cpp
@@ -529,6 +529,7 @@ MxLong Isle::HandlePathStruct(LegoPathStructNotificationParam& p_param)
 }
 
 // FUNCTION: LEGO1 0x10031820
+// FUNCTION: BETA10 0x10034158
 void Isle::Enable(MxBool p_enable)
 {
 	if (m_set0xd0.empty() == p_enable) {
@@ -595,7 +596,7 @@ void Isle::Enable(MxBool p_enable)
 			SetIsWorldActive(FALSE);
 			break;
 		case LegoGameState::e_jetrace2:
-			if (((JetskiRaceState*) GameState()->GetState("JetskiRaceState"))->GetUnknown0x28() == 2) {
+			if (((JetskiRaceState*) GameState()->GetState("JetskiRaceState"))->m_unk0x28 == 2) {
 				m_act1state->m_unk0x018 = 5;
 			}
 
@@ -738,7 +739,7 @@ void Isle::Enable(MxBool p_enable)
 				);
 			JetskiRaceState* raceState = (JetskiRaceState*) GameState()->GetState("JetskiRaceState");
 
-			if (raceState->GetUnknown0x28() == 2) {
+			if (raceState->m_unk0x28 == 2) {
 				IsleScript::Script script = IsleScript::c_noneIsle;
 
 				switch (raceState->GetState(GameState()->GetActorId())->GetUnknown0x02()) {
@@ -771,7 +772,7 @@ void Isle::Enable(MxBool p_enable)
 				);
 			CarRaceState* raceState = (CarRaceState*) GameState()->GetState("CarRaceState");
 
-			if (raceState->GetUnknown0x28() == 2) {
+			if (raceState->m_unk0x28 == 2) {
 				IsleScript::Script script = IsleScript::c_noneIsle;
 
 				switch (raceState->GetState(GameState()->GetActorId())->GetUnknown0x02()) {