How to Make a Housing Dado
A housing dado is a joint which passes into a side piece, it is commonly found in bookshelves.

For this exercise you will need:
- 2 x pieces of wood
- Square
- Pencil
- Steel Rule
- Gauge
- Woodworker’s knife
- Chisel hammer
- Router Plane (Optional)
- Chisel x 2 One smaller than the width of your recess and the other 1” (25mm) wide
- Tenon Saw (Optional)