Window Seat Storage Bench from One Sheet of Plywood

Drill three 3/4" pocket holes along the top edge of each divider. Attach to the underside of the top with 1-1/4" pocket hole screws and glue, using cut-to-length spacers to guide placement.

Glue and nail the 1x2 trim to the underside of the top with 1-1/4" brad nails.

Drill 3/4" pocket holes on both ends of each shelf board, three per end. Attach with 1-1/4" pocket hole screws and glue, using cut-to-length spacers to guide placement.

Attach the back panel with glue and 3/4" nails or staples, fastening to all fixed shelves and dividers.

Attach the base moulding and top cove moulding to the front with brad nails and wood glue.

Sand all surfaces and apply primer and paint, or stain and poly.