Join date: Oct 4, 2020
May 5, 2020 ∙ 1 min
Dear children, do you know how the seeds germinate? What are the conditions necessary for the seeds to germinate? All seeds need water,...
Apr 27, 2020 ∙ 1 min
Technology and Engineering
Dear friends, have you ever thought about how the cars start? How did the rocket go into space? What make them work? Can you try to make...