diff --git a/scripts/target/mame/mess.lua b/scripts/target/mame/mess.lua
index f89b2b0557e..453b01028b8 100644
--- a/scripts/target/mame/mess.lua
+++ b/scripts/target/mame/mess.lua
@@ -1464,6 +1464,7 @@ files {
 	MAME_DIR .. "src/mame/includes/coleco.h",
 	MAME_DIR .. "src/mame/machine/coleco.cpp",
 	MAME_DIR .. "src/mame/machine/coleco.h",
+	MAME_DIR .. "src/mame/drivers/ctteach.cpp",
 }
 
 createMESSProjects(_target, _subtarget, "cromemco")
diff --git a/src/mame/drivers/ctteach.cpp b/src/mame/drivers/ctteach.cpp
new file mode 100644
index 00000000000..027269f0b7c
--- /dev/null
+++ b/src/mame/drivers/ctteach.cpp
@@ -0,0 +1,116 @@
+// license:BSD-3-Clause
+// copyright-holders:hap
+/***************************************************************************
+
+  ** subclass of hh_tms1k_state (includes/hh_tms1k.h, drivers/hh_tms1k.cpp) **
+
+  Coleco Talking Teacher
+  *
+
+***************************************************************************/
+
+#include "includes/hh_tms1k.h"
+
+
+class ctteach_state : public hh_tms1k_state
+{
+public:
+	ctteach_state(const machine_config &mconfig, device_type type, const char *tag)
+		: hh_tms1k_state(mconfig, type, tag)
+	{ }
+
+	DECLARE_WRITE16_MEMBER(write_r);
+	DECLARE_WRITE16_MEMBER(write_o);
+	DECLARE_READ8_MEMBER(read_k);
+
+protected:
+	virtual void machine_start() override;
+};
+
+
+/***************************************************************************
+
+  I/O
+
+***************************************************************************/
+
+WRITE16_MEMBER(ctteach_state::write_r)
+{
+}
+
+WRITE16_MEMBER(ctteach_state::write_o)
+{
+}
+
+READ8_MEMBER(ctteach_state::read_k)
+{
+	return 0;
+}
+
+
+
+/***************************************************************************
+
+  Inputs
+
+***************************************************************************/
+
+static INPUT_PORTS_START( ctteach )
+
+INPUT_PORTS_END
+
+
+
+/***************************************************************************
+
+  Machine Config
+
+***************************************************************************/
+
+void ctteach_state::machine_start()
+{
+	hh_tms1k_state::machine_start();
+
+	// zerofill
+
+	// register for savestates
+}
+
+
+static MACHINE_CONFIG_START( ctteach, ctteach_state )
+
+	/* basic machine hardware */
+	MCFG_CPU_ADD("maincpu", TMS1400, 400000) // approximation
+	MCFG_TMS1XXX_READ_K_CB(READ8(ctteach_state, read_k))
+	MCFG_TMS1XXX_WRITE_R_CB(WRITE16(ctteach_state, write_r))
+	MCFG_TMS1XXX_WRITE_O_CB(WRITE16(ctteach_state, write_o))
+
+	/* sound hardware */
+	MCFG_SPEAKER_STANDARD_MONO("mono")
+	MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
+	MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
+MACHINE_CONFIG_END
+
+
+
+/***************************************************************************
+
+  Game driver(s)
+
+***************************************************************************/
+
+ROM_START( ctteach )
+	ROM_REGION( 0x1000, "maincpu", 0 )
+	ROM_LOAD( "mp7324", 0x0000, 0x1000, CRC(08d15ab6) SHA1(5b0f6c53e6732a362c4bb25d966d4072fdd33db8) )
+
+	ROM_REGION( 867, "maincpu:mpla", 0 )
+	ROM_LOAD( "tms1100_common1_micro.pla", 0, 867, CRC(62445fc9) SHA1(d6297f2a4bc7a870b76cc498d19dbb0ce7d69fec) )
+	ROM_REGION( 557, "maincpu:opla", 0 )
+	ROM_LOAD( "tms1400_ctteach_output.pla", 0, 557, CRC(3a5c7005) SHA1(3fe5819c138a90e7fc12817415f2622ca81b40b2) )
+
+	ROM_REGION( 0x8000, "tms6100", ROMREGION_ERASEFF )
+	ROM_LOAD( "cm62084.vsm", 0x0000, 0x4000, CRC(cd1376f7) SHA1(96fa484c392c451599bc083b8376cad9c998df7d) )
+ROM_END
+
+
+COMP( 1987, ctteach, 0, 0, ctteach, ctteach, driver_device, 0, "Coleco", "Talking Teacher", MACHINE_SUPPORTS_SAVE | MACHINE_NOT_WORKING )
diff --git a/src/mame/drivers/hh_tms1k.cpp b/src/mame/drivers/hh_tms1k.cpp
index 9b30fd89b66..6a35b0fe09a 100644
--- a/src/mame/drivers/hh_tms1k.cpp
+++ b/src/mame/drivers/hh_tms1k.cpp
@@ -74,7 +74,7 @@
  *MP7303   TMS1400?  19??, Tiger 7-in-1 Sports Stadium
  @MP7313   TMS1400   1980, Parker Brothers Bank Shot
  @MP7314   TMS1400   1980, Parker Brothers Split Second
- *MP7324   TMS1400?  1985, Coleco Talking Teacher
+  MP7324   TMS1400   1987, Coleco Talking Teacher -> ctteach.cpp
   MP7332   TMS1400   1981, Milton Bradley Dark Tower -> mbdtower.cpp
  @MP7334   TMS1400   1981, Coleco Total Control 4
  @MP7351   TMS1400CR 1982, Parker Brothers Master Merlin
diff --git a/src/mame/mess.lst b/src/mame/mess.lst
index 9f41ab0709e..48e094ace26 100644
--- a/src/mame/mess.lst
+++ b/src/mame/mess.lst
@@ -2314,6 +2314,7 @@ tbreakup    // Tomy
 phpball     // Tomy
 
 // hh_tms1k derivatives
+ctteach     // Coleco
 elecbowl    // Marx
 mbdtower    // Milton Bradley
 
@@ -2332,6 +2333,10 @@ lilprof
 lilprof78
 dataman
 
+// hh_tms1k tispellb.cpp
+spellb
+mrchalgr
+
 // hh_tms1k tispeak.cpp
 snspell
 snspellp
@@ -2356,10 +2361,6 @@ tntellfr
 tntellp
 vocaid
 
-// hh_tms1k tispellb.cpp
-spellb
-mrchalgr
-
 // hh_ucom4
 ufombs      // Bambino
 ssfball     // Bambino