Labels:animal | bag | book | bulletin board | door | earth | elephant | person | plaything | poster | school newspaper | windowpane OCR: ARTICL ES HE ARTICLE SCREENS are the building blocks of the encyclopedia. Click inside the boxes in the picture below to out how to use the screens. WHAT FORCE? Click on the forward HEPUSH starts arrow to start video or Eorce Forces n animation sequ ence Click on the magnifying glass play the video at larger size. Videos will star foro automatically and can paused by pressing the pause button. Click on the backward arrow rewind the sequence find CONTENTS