⚖ When do two negatives operate to give a positive? Signal Check has students show the reason. 

📖 What Is Inside

• 2-day Lesson plan (55-minute and block) 
• Pattern Lab
• Property Sort Cards
• Daily Bell Ringers
• 30 Practice Problems
• Data Analysis with Integration with Science and Economics
• Collaboration Clue Cards 
• Group Recording Sheet with Roles
• Progress Tracker
• Answer keys

📶Formats

• Color PDF and black-and-white PDF, 8.5 x 11 portrait
• Large print, with no text smaller than 14 pt
• Type in a browser, or print and write by hand.