Body. Anatomía del cuerpo humano: 
 http://www.innerbody.com/htm/body.html

Let`s explore the nine Planets! kids
http://kids.nineplanets.org/title.htm

Water. Experimento interactivo
http://www.fossweb.com/modulesK-2/SolidsandLiquids/activities/changeit.html

Plants. Partes de una flor. Northwood Primary School
http://www.northwood.org.uk/flower%20parts.swf

Food. Los alimentos. Nutrición. Interactiva
 http://kidshealth.org/kid/closet/games/mission_nutrition.html

Animals. Los animales. Clasificación. Sheppard Kid’s corner
http://www.sheppardsoftware.com/content/animals/kidscorner/classification/kc_class_again.htm

http://www.sheppardsoftware.com/content/animals/kidscorner/kidscorner3.htm