Math for Ages 13 to 14 Course

What you will learn in 4 lessons

1. 1

   Square Roots and Irrational Numbers

   Start here

   Learners distinguish rational and irrational numbers, estimate square roots and place real numbers on a number line.

   5 learning goals

   What you will learn

   1. 1.Use square roots and cube roots
   2. 2.Understand rational numbers and their decimals
   3. 3.Recognize irrational numbers
   4. 4.Estimate, compare and approximate irrational numbers
   5. 5.Organize numbers in the real number system
2. 2

   Linear Functions and Slope

   Learners find and interpret the slope and intercept of straight-line graphs, write equations in slope-intercept form and model linear situations.

   4 learning goals

   What you will learn

   1. 1.Understand slope as a constant rate of change
   2. 2.Use the slope-intercept form y = mx + b
   3. 3.Write the equation of a line
   4. 4.Model real situations with linear functions
3. 3

   Pythagorean Theorem

   Learners use the Pythagorean theorem and its converse to find lengths and test for right angles in 2D problems and simple 3D shapes.

   5 learning goals

   What you will learn

   1. 1.Understand the Pythagorean theorem and why it is true
   2. 2.Find missing side lengths in right triangles
   3. 3.Decide whether a triangle has a right angle
   4. 4.Find distances on the coordinate plane
   5. 5.Use the theorem in three dimensions
4. 4

   Scatter Plots and Correlation

   Learners draw and interpret scatter plots, describe correlation, draw lines of best fit by eye and make cautious predictions.

   4 learning goals

   What you will learn

   1. 1.Show paired data on a scatter plot
   2. 2.Describe the pattern in a scatter plot
   3. 3.Fit a line of best fit by eye and use it
   4. 4.Reason carefully about correlation and causation