159 Transition from a Real Square to a Symbolic One
Problem Solving with Ratio (Montessori Elementary Math Demonstration)
Ratio Expressed as a Fraction (Montessori Elementary Math Demonstration)
Investigation of Prime Factors
Extracting a Square Root Writing Only the Answer (Montessori Square Root)
Ratio in Terms of Multiples (Montessori Elementary Math Demonstration)
161 Squaring Trinomials Hierarchically with Pegs
Completing the Square As You Go
Using Prime Factors to Find LCM
Calculation of Square Root on Paper (Montessori Elementary Math)
Proportions Using the Peg Board (Montessori Elementary Math Demonstration)
Square Root Answers and Amounts (Montessori Math Demonstrations)
