The following documents are parts of the Connected Mathematics Project which are supported by the National Science Foundation: 

o Investigation 1: Stretching and Shrinking -- Similarity 

        Investigation 1 Page 5:  Enlarging Figures

        Investigation 1 Page 6:  Stretching and Shrinking

        Investigation 1 Page 7:  Problem 1.1

        Investigation 1 Page 8:  Problem 1.1 (Cont.)

        Investigation 1 Page 13: Mathematical Reflections      

o Investigation 3: Bits and Pieces I -- Understanding Rational Numbers

        Investigation 3 Page 31:  Cooking with Fraction

        Investigation 3 Page 32:  Problem 3.1

        Investigation 3 Page 33:  Problem 3.2 

        Investigation 3 Page 38:  Mathematical Reflections