Ebay offers Rocketbook Reusable Notebook for $14 (reg $40.49) with free shipping.

Product Description:
Toss out your old teacher lesson planner. Rocketbook designed this reusable Teacher Planner based on feedback from educators just like you, and the result is nothing short of phenomenal. With eight must-have page templates for weekly exams, lesson plans, schedules, and more, this handy planner makes managing the entire school year a breeze. You can even connect it to the Rocketbook app to instantly upload your notes to the cloud and share them with the class. Erasable pages mean you’re not only saving trees — but you’re also saving money. Never buy another disposable teacher planner again!

• Dimensions (Overall): 11 Inches (L), 8.5 Inches (W)
• Paper Size: 8.5 x 11 Inches (Letter)
• Dated format: Weekly, Monthly
• Binding type: Spiral
• Calendar term: January to December
• Calendar year: Undated
• Material: PVC (Polyvinyl Chloride)