CAHSEE Demo Videos

A brief orientation of the lessons

Geometry and Measurement

• Lesson on Perimeter-Area-Volume
   
  • Finding the area of a circle
  • Finding the area of a triangle
  • Finding the circumference of a circle
  • Finding the volume of a rectangular solid
  • Finding the volume of a cylinder
    
     
• Lesson on Complex Shapes
   
  • Explanation of the Complex Shapes Game (Part 2)
  • Finding the surface area of a rectangular box
  • Finding the surface area of a pyramid
  • Finding the surface area of stacked blocks
  • Finding the volume of an ice cream cone
  • Finding the volume of blocks that are stacked on top of one another
    
     
• Lesson on Figures in the Coordinate Plane
   
  • Finding area of parallelograms and triangles using the coordinate plane
  • Finding area of parallelograms, squares and quarter circles
  • Finding coordinates of a translated figure
  • Finding coordinates of a reflected figure

   

• Lesson on the Pythagorean Theorem
   
  • Finding the hypotenuse of a right triangle using the Pythagorean Theorem
  • Finding a leg of a right triangle using the Pythagorean Theorem
  • Finding the hypotenuse of a right triangle using the Pythagorean Theorem (Guided Exercise)
    
     
• Lesson on Congruent and Similar Shapes
   
  • Identifying congruent shapes
  • Finding the area of a polygon formed by scaling
  • Finding the volume of a solid formed by scaling

   

• Lesson on Scaled Drawings
   
  • Playing the Scaled Drawings Game
  • Find the missing value of a scaled drawing
  • Using conversion factors for unit calculations
    
     
• Lesson on Unit Calculations
   
  • Playing the unit calculations game (within the metric system)
  • Playing the unit calculations game (from grams to ounces)
  • Converting from inches to meters
  • Finding mass and then changing units
    
     
• Lesson on the Distance-Rate-Time Equation
   
  • Playing the distance-rate-time game (rate and time given)
  • Playing the distance-rate-time game (distance and time given)
  • Playing the distance-rate-time game (distance and rate given)
  • Solving problems that involve work hours and rate
  • Finding kilowatt-hours given kilowatts and hours
  • Solving problems that involves water flow and days

Algebra and Functions

• Lesson on Translating Words to Symbols
   
  • Translation rearrangement activity
  • Translation rearrangement activity (three variables)
  • Translate words into inequalities
  • More with translating words into inequalities
    
     
• Lesson on Order of Operations
   
  • Substitute in a value and use the order of operations
  • Using the Order of Operations for Billing
    
     
• Lesson on Reading and Interpreting Graphs
  • Find the value of y given the value of x
  • Find the value of x given the value of y
  • Compare two graphs
    
     
• Lesson on Exponents
  • Convert exponents to their expanded form (1 variable)
  • Convert exponents to their expanded form (2 variables)
  • Evaluate exponents given a positive number to plug in
  • Evaluate exponents given a negative number to plug in
  • Using the addition rule with exponents
    
     
• Lesson on Parabolas and Cubics
  • How to play the line/parabola/cubic game
  • Determine whether a graph is a parabola, cubic, or line and then practice drawing it

• Lesson on Graphing Linear Equations
  • Plot points and find the slope
  • Plot 2 points given a verbal description
  • Plot points and find the equation of the line through them
    
     
• Lesson on 2-Step Equations
  • Finding and equation and then using the 2-step process to solve it
  • Solving a 2-Step equation
  • Solving a 2-Step inequality

   

• Lesson on Multi-Step Equation
  • Finding a total time
  • Finding the total distance
  • Solve a multi-step problem

Algebra

• Absolute Values
  • Part 2 (First Example)
  • Part 3 (First Example)
  • Part 3 (Second Example)
     
• Solving Complex Equations
  • Part 2 (First Example)
  • Part 2 (Second Example)
  • Part 3 (First Example)
  • Part 3 (Second Example)

• Solving Complex Inequalities
  • Part 2 (First Example)
  • Part 2 (Second Example)
  • Part 3 (First Example)
  • Part 3 (Second Example)
  • Part 3 (Third Example)
     
• Graphing Linear Equations
  • Part 2 (First Example)
  • Part 2 (Second Example)
  • Part 3 (First Example)
  • Part 3 (Second Example)
  • Part 3 (Third Example)
  • Part 3 (Fourth Example)
  • Part 3 (Fifth Example)
  • Part 3 (Sixth Example)

   

• Solving Simultaneous Systems
  • Part 2 (First Example)
  • Part 2 (Second Example)
  • Part 3 (First Example)
     
• Arithmetic of Polynomials
  • Part 2 (First Example)
  • Part 2 (Second Example)
  • Part 2 (Third Example)
  • Part 2 (Fourth Example)
  • Part 3 (First Example)
  • Part 3 (Second Example)
     
• Complex Word Problems
  • Part 2 (First Example)
  • Part 2 (Second Example)
  • Part 3 (First Example)