Question: How to make the boards for your stool?
Options:
Cut you board's down to your desired height. Take a mitre saw and create dovetails on the sides to place biscuit joints on the boards. Nail in the wooden biscuits.
Cut you board's down to your desired height. Take a mitre saw and create dovetails on the sides to place biscuit joints on the boards. Glue in the wooden biscuits.
Answer: Cut you board's down to your desired height. Take a mitre saw and create dovetails on the sides to place biscuit joints on the boards. Glue in the wooden biscuits.