| ★ |  Why did no one think of this before: Water Cooled AC/Hot Tub Heater | The DIY Science Guy @thediyscienceguy | 0 | Países Bajos | |
| 8 |  Fabrica UNAM chip que replica funciones del hígado humano | QTF | Imagen Radio @imagenradiolive | — | México | 75 |
| 18 |  Spot Welder Circuit with Capacitors | MW Electronics Lab @mwelectronicslab | 325.3K | Pakistán | 74 |
| 3 |  Water tank full indicator #experiment #diy #circuit | SparkBoard 3D @sparkboard3d | 200.8K | Estados Unidos | 76 |
| 20 |  temperature sensor circuit #diy #experiment #shorts | SparkBoard 3D @sparkboard3d | 87.6K | Estados Unidos | 74 |
| 12 |  Ley de Faraday, y la inducción de una corriente por un campo magnetico. #física #ciencia #science | Los Caminos de la Ciencia @loscaminosdelaciencia | 39.7K | Chile | 75 |
| 13 |  How to make Steam Engine at home | 100% Working | Mr Challenger @officialmrchallenger | 4.4K | India | 75 |
| 2 |  My Grandpa’s Amazing Free Water Purification Method (Still Working After 60 Years) –Few People Know! | | 623 | Estados Unidos | 77 |
| 14 |  No Gas No Electricity Top Free Heat Invention Revealed #diy | Desi Ideas & Creativity @desiideascreativity | 613 | India | 74 |
| 11 |  ¿Cómo funciona la Bomba Solar GREEN PUMP de Alta Velocidad y Caudal? | | 346 | Perú | 75 |
| 17 |  CURSO DE MANTENIMIENTO 9. DIAGRAMA PUMP DOWN. | SERVIKOLD Aprendamos refrigeración @servikoldaprendamosrefrige2809 | 275 | — | 74 |
| 19 |  Lubrificazione | Quiz Patente - Guida e Vai @guidaevai_quizpatente | 263 | Italia | 74 |
| 16 |  ¿Qué es el efecto de modulación de un canal MOSFET? - Resolviendo cuestiones | @TelecoCroqueta | Teleco Croqueta @telecocroqueta | 46 | — | 74 |
| 9 |  Are Australian Shepherds Good With Kids? The Answer May Surprise You!" | Meowk9 Official @meowk9official | 35 | — | 75 |
| 5 |  Bastón Seguidor de Linea + Sensor de colores+ sensor ultrasonido | | 11 | Perú | 76 |
| 6 |  Aire Acondicionado (Sanguinetti, Castro, Chame, Steinsapir) | Termo Dinámica (IIQ1003-2012 LV) @termodinamica2288 | 7 | — | 75 |
| 15 |  MODULO 2 CLASE 4 | Campamento STEM USM @campamentostemusm8049 | 7 | — | 74 |
| 10 |  Aire Acondicionado FINAL (Castro, Sanguinetti, Chame, Steinsapir) | Termo Dinámica (IIQ1003-2012 LV) @termodinamica2288 | 5 | — | 75 |
| 4 |  Área y volumen del cilindro1 | | 3 | — | 76 |
| 1 |  Trade Secrets - Energy Efficient Hot Water | Trade Secrets @tradesecrets2030 | 0 | Australia | 77 |
| 7 |  Simulación en circuit wizard de voltaje y corriente resistencia y led | El rincón del profe Noé @elrincondelprofenoe5456 | 0 | Colombia | 75 |