I used this Guess the SEM TEM Microscopic images activity with my Middle School Students to wrap up Life Science and reinforce types of microscopes. Included is an 80 slide bright and colorful guessing type activity, where students will see the up close, scanning and transmission electron microscope created images, and can guess as to what the common objects are: egg surface, strawberry, banana, blueberry, salt, sugar, just to name a few. Also a great section is the TEM images of cell organelles