| 3dBOT telegram | Jordi Banús Martí | 2022-12-02 19:10:11 | ESP32 STEAMakers + 3dBot | |
| 3dBot - Bluetooth + IR | ArduinoBlocks | 2019-10-21 17:55:34 | 3dBot / Imagina | |
| 3dBot - Evita-Obstáculos | ArduinoBlocks | 2019-10-21 17:55:25 | 3dBot / Imagina | |
| 3dBot - Sigue líneas | ArduinoBlocks | 2019-10-21 18:20:47 | 3dBot / Imagina | |
| 3dbot: intensitat llum i moviment | Ariadna Iglesias I Turró | 2022-05-11 09:28:18 | 3dBot / Imagina | |
| 4 - Multisensor Wifi de T y H Ada | O W | 2021-05-12 19:03:27 | ESP8266 / NodeMCU v2 | |
| 4 bis. | Biel Gallego | 2022-10-24 08:51:28 | ESP32 STEAMakers + Imagina TdR STEAM | |
| 4.- Comptavoltes d'un circuit | Crp Tarragonès | 2018-06-25 12:20:32 | UNO | |
| 4.1 Pulsador | Biel Gallego | 2022-10-17 08:46:35 | ESP32 STEAMakers + Imagina TdR STEAM | |
| 4.2 Pulsador | Biel Gallego | 2022-10-19 08:51:10 | ESP32 STEAMakers + Imagina TdR STEAM | |
| 4.3 El PULSADOR | Biel Gallego | 2022-10-19 08:51:06 | ESP32 STEAMakers + Imagina TdR STEAM | |
| 4.ders ses (buzzer) | Elifmerve Ertan | 2019-01-25 18:14:11 | UNO | |
| 40 Relés MQTT | Pipo A X | 2019-05-23 16:52:51 | MEGA / 2560 | |
| 456 | Cat Pop | 2022-11-11 01:38:33 | UNO | |
| 4WD Robotrash - Controlado por Bluetooth | Facilitador01 Icr3a | 2020-02-17 15:06:50 | UNO | |
| 4WD Robotrash - Seguidor de linea | Facilitador01 Icr3a | 2020-02-17 14:55:17 | UNO | |
| 4WD self-driving car avoiding obstacles | Hongseok Kim | 2018-07-27 02:14:07 | UNO | |
| 4_led_kette_dimmen_1.1 (2) | Hans Wurst | 2018-03-09 12:41:58 | UNO | |
| 4_led_lauflichtgeschwindigkeit | Hans Wurst | 2018-03-09 13:00:21 | UNO | |
| 4a.- Semáforo ampliado | Ernesto J. Abad | 2019-06-14 08:53:29 | UNO | |
| 4b.- Semáforo ampliado con peatones | Ernesto J. Abad | 2019-06-14 08:54:06 | UNO | |
| 4bis .1 | Biel Gallego | 2022-10-24 08:55:47 | ESP32 STEAMakers + Imagina TdR STEAM | |
| 4bis.2 | Biel Gallego | 2022-10-26 08:30:31 | ESP32 STEAMakers + Imagina TdR STEAM | |
| 4c.- Semáforo con peatones mejorado | Ernesto J. Abad | 2019-06-14 08:54:42 | UNO | |
| 4to sec Luces Bluetooth :v | Yemira Fernanda Ayna Quispe | 2018-10-02 17:14:12 | UNO | |