Possible Clues:

• Support management acquiring large classroom item
• Note deficiency: get the governors to provide school equipment
• Want pig to interrupt junior theologian's old teaching aid
• Traditional teacher's aid
• Something that enabled Mr Chips to make his mark?
• Bar committee provided with something to write on
• A drab block specially built for teachers' use
• Illustrator and poet are without box office input
• Chess player needs to get on where he might chalk up a win
• Hunter's jungle