Logic Games: Before, After, But Not Both | PrepTest 53
This post is the third of a three-part series on conditional sequencing rules in Logic Games. The first part of this series covers an easier version of the conditional sequencing rule. This post will explain the “before, after, but not both” rules of the 2nd game in PrepTest 53 (December 2007). PrepTest 53, Game […]
LSAT Logic Game Explanation | Grouping: Splitting
Here’s a complete explanation of the setup for the free LSAT Logic Game | Grouping: Splitting. Take a look at the below explanation after trying that game. Our variables are the 7 seagulls (ABCDEFG) grouped into two categories (male and female): Male: ABCD Female: EFG The 7 seagulls are assigned to exactly one of two categories […]
Free LSAT Logic Game: Grouping: Splitting
LSAT Unplugged subscriber Caleb wrote this LSAT Logic Game. I’ve modified the game’s questions slightly, but Caleb provided the core. All complaints and/or compliments about the game’s topic and rules should be directed to him 🙂 However, please thank him in the comments for allowing me to share the game with all of you! *** […]
Linear Logic Game Diagram and Explanation
By popular demand, I am going to demonstrate below how to create a diagram for the Basic Linear LSAT Logic Game. We have 7 variables: ABCDEFG. (I wasn’t feeling creative that day.) Here are the rules, numbered for quick reference: 1. Jandra must visit exactly two countries before her visit to China but after her […]
LSAT Logic Game Explanation: Birds in the Forest
LSAC loves In-Out Games where all the rules can be connected. It’s not hard to understand why. They require a solid understanding of conditional reasoning and indicator words. Despite the fact that In-Out games with similar rules have been administered several times in the past, people still have trouble with them. I’ve never diagrammed an In-Out game of this […]
Logic Games: Before, After, But Not Both
This post will explain a more difficult rule of this type in the 4th game of PrepTest 52 (September 2007). PrepTest 52, Game 4 Let’s look at the 4th rule of the 4th game in PrepTest 52. The game starts, “A bread truck makes exactly one delivery…” 4th rule of the game: “Either Malpighi’s delivery is earlier […]
Mastering Logic Games
LSAT Unplugged subscriber Jacob conducted a lengthy interview with me about the strategies of top-scoring LSAT takers. Here’s an excerpt from the interview: The logic games are probably the most feared subject on the LSAT. Yet many students are able to achieve a perfect score on the logic games. So, why are they the most […]
Informal Logic by Douglas Walton | Excerpt
The following excerpt about the correlation-causation fallacy is from Professor Douglas Walton’s Informal Logic: A Pragmatic Approach. A study published in the journal Nature on May 13, 1999, found that babies who slept with a night-light on had an increased chance of developing myopia (nearsightedness) later in life. A subsequent study, co-authored by Professor Karla Zadnik of the […]
Should You Diagram LSAT Logical Reasoning?
I interviewed Stephen Harris, former LSAT question-writer who has written hundreds of the questions that appear in your books of LSAT PrepTests. Our discussion follows. *** How important is diagramming for Logical Reasoning questions? Is it advisable? This is a great question. My take is that, with rare exception (maybe the odd matching structure item) […]
Read Question Stem or Stimulus First?
I interviewed Stephen Harris, former LSAT question-writer who has written hundreds of the questions that appear in your books of LSAT PrepTests. Our discussion follows. *** In Logical Reasoning, do you recommend reading the stimulus first or the question stem first? Always, always, always read the stem first. To begin with, the stem typically tells […]
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