Prayer
plant as originally identified by Bill.
Picture No. 1 (top left)
(MARANTA leuconuera erythoneura) also known as "Red Herringbone
plant". The leaves are marked with deep red raised veins. The red midrib is surrounded by a pale-green stripe on the olive green leaf.
Picture No.4 (top right)
Another Prayer
plant (MARANTA leuconuera kerchoveana)also known as "Rabbit-Track
plant". Oval leaves are decorated with dark spots like rabbit track.
See link above "Prayer
plant" for care and maintenance.
Picture No.5 (middle right)
Looks like Variegated Pineapple (ANANAS comosus variegatus).