focal

"The school located the lost backpack in the main office. "

"My sister is painting her bedroom walls a cheerful yellow. "

"to concentrate rays of light into a focus"

"The teacher limited the time students had to complete the assignment to one hour. "

"The presentation had five key points. "

"The center of the clock showed the time was 3:00. "

"The upcoming school field trip concerns all the students in Grade 5. "

"The heat of sunlight at the focus of a magnifying glass can easily set dry leaves on fire."

"If you still feel unwell tomorrow, see your doctor."

"The music teacher explained that a "large" is a very long note, longer than a breve. "

"Where does this document belong?"

"The student's science project was the best exhibit at the school fair. "