I am testing my students' logic. What is the answer they should choose between "mahogany" and "birch"? Logic test: Mary learned recently that mahogany is rougher than birch. This means that when she rubs her sandpaper over the _____ more friction is experienced (A) mahogany or the (B) birc
mahogany

I am testing my students' logic. What is the answer they should choose between "Son" and "Father"? Logic test: A father and his 8 year old son were having a rock throwing competition to see who can throw it the farthest. The son lost the competition because (A) he is weaker (B) he is stronger
Son

I am testing my students' logic. What is the answer they should choose between "classroom desk" and "home office desk"? Logic test: A stick of gum that is slid across a classroom desk travels pretty slow compared to a stick of gum that is pushed across a home office desk. Which surface is the most rough? (A) classroom desk (B) home office desk
classroom desk