About 6 results for "UC9s9cyypXa95jP6MRajqWKQ"

Steam Engine Project - Science Fair

Com Ciência Tranquila • Apr 24, 2020

I Made a Mini Airplane - Small Plastic Bottle Airplane - Bi-engine Airplane

Com Ciência Tranquila • Sep 7, 2018

Feira de Ciências - Multiplicador de Força - Sistema de Polias Móveis - Talha Exponencial

Com Ciência Tranquila • Aug 23, 2018

Projects with Laser - Laser Alarm

Com Ciência Tranquila • Jun 3, 2018

I Haven't Charged My Cell Phone Yet But I've Already Turned On A Lamp

Com Ciência Tranquila • Mar 17, 2017