Videos LFPS – Schoolhouse from Lake Forrest Prep School on Vimeo. IMG_3795 from Lake Forrest Prep School on Vimeo. 8th Grad slideshow '17 from Lake Forrest Prep School on Vimeo. 5-7th Slideshow '16-'17 from Lake Forrest Prep School on Vimeo. 5-7th Slideshow '16-'17 from Lake Forrest Prep School on Vimeo.