Task: I would like to use the math app to help my child with their math homework , thus i want to view the algebra chapter details 
Steps:
click on back button at upper left corner of the screen 
choose yes on pop up window at center of the screen 
swipe down to view more chapters details 
click on algebra button at lower left side of the screen 
click on learning button at lower center of the screen 
click on algebraic expressions ( first button ) at the top of the screen 
click on start learning on pop up window at the center of the screen