9-1    The Area Model for Multiplication 

9-2    Volumes of Rectangular Solids 

9-3    Multiplication of Fractions

9-4    Multiplying Probabilites 

9-5    The Rate Factor Model for Multiplication

9-6    Multiplication with Negative Numbers and Zero

9-7    Size Changes - Expansions

9-8    Size Changes - Contractions

9-9    Picturing Multiplication with Negative Numbers