Types of wood

• Soft wood comes from spruce trees
• Hard wood comes from oak/ash trees
• Soft wood is easy to work with and cheap
• hard wood is harder to cut and expensive
• Soft wood takes 50-60 years to grow
• hard wood takes 100 years to grow
• Plywood is made with veneer that is glued together
• MDF is make by breaking down wood into wood fiber
• chipboard is made with wood chips and resin
• Box joint

  
• Mitred butt joint

  
• Tongue and groove

  
• Dovetail