I would like to present some ideas to practice rooms in the house vocabulary with young learners. They can be used with both small and big grups of students. They are proper for groups where students have different level of language skills as well.
Try printable resources from the Teacher's Zone website to teach vocabulary for zoo animals. You can find here zoo animals flashcards with labels and phonetic transcription or zoo animals pictures without labels. You can use printable worksheets to practise zoo animals vocabulary as well.