This printable word search puzzle contains 15 hidden words in a 24x24 letter grid. Words go horizontally, vertically, backwards, and diagonally. This word search is also available to download as a Microsoft Word document or a PDF.
air conditioning
nuclear energy
microwave oven
etch a sketch
steam engine
penicillin
automobile
light bulb
aeroplane
telephone
computer
internet
camera
laser
paper