2. An interactive activity on grouping living organisms and getting familiar with their characteristics- [http://web.archive.org/web/20090201153752/http://hhmi.org:80/coolscience/forkids/critters/critter1.html Group these animals]
+
2. An interactive activity on grouping living organisms and getting familiar with their characteristic features- [http://web.archive.org/web/20090201153752/http://hhmi.org:80/coolscience/forkids/critters/critter1.html Group these animals]