http://www.youtube.com/user/fqmanuel?feature=watch Experiments de Física i Química
Bacteria Growing Kit. Perfect for Science Fair
creamy baby oil = no bites. And you wont smell like bug repellent?! Yes!
Having Fun with Science and Nature
Dancing raisins activities. Lots of fun experiments. I have done this experiment, and seen the entire class become silent out of curiosity. It is a great engagement piece for a lesson, and it can be hands on if you ask for volunteers!