What does the word symbiosis mean? In this vocabulary quiz, kids define words from the story Symbiotic Relationships.

Kids compare and contrast two versions of Jack and the Beanstalk, told from two different perspectives, in this interactive quiz.

How many legs does a pistol shrimp have? Kids answer questions about Symbiotic Relationships in this reading comprehension quiz.

Stop those germs! Kids must catch germs as they drop and prevent people from getting sick in this icky data and graphing game.