diff --git a/ch10/extract_fn b/ch10/extract_fn
deleted file mode 100755
index 847d90d..0000000
Binary files a/ch10/extract_fn and /dev/null differ
diff --git a/ch10/extract_fn.rs b/ch10/extract_fn.rs
deleted file mode 100644
index 5995935..0000000
--- a/ch10/extract_fn.rs
+++ /dev/null
@@ -1,21 +0,0 @@
-fn largest(list: &[i32]) -> &i32 {
-    let mut largest = &list[0];
-
-    for num in list {
-        if num > largest {
-            largest = num;
-        }
-    }
-
-    largest
-}
-
-fn main() {
-    let number_list = vec![30, 52, 12, 69, 23, 50];
-    let large = largest(&number_list);
-    println!("Largest: {large}");
-
-    let number_list = vec![130, 52, 12, 69, 23, 50];
-    let large = largest(&number_list);
-    println!("Largest: {large}");
-}
diff --git a/ch10/lifetime_hypotheses b/ch10/lifetime_hypotheses
deleted file mode 100755
index 80ca7e0..0000000
Binary files a/ch10/lifetime_hypotheses and /dev/null differ
diff --git a/ch10/lifetime_hypotheses.rs b/ch10/lifetime_hypotheses.rs
deleted file mode 100644
index cb7a050..0000000
--- a/ch10/lifetime_hypotheses.rs
+++ /dev/null
@@ -1,22 +0,0 @@
-use std::io;
-
-fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
-    if x.len() > y.len() { x } else { y }    
-}
-
-fn brap<'b>(x: &'b str, y: &str) -> &'b str {
-    if x.len() > y.len() { x } else { "henkieeeeee" }
-}
-
-fn main() {
-    let stronk = String::from("stronkman");
-
-    let ln;
-    {
-        let stonks = "stonks";
-        let mut inp = String::new();
-        io::stdin().read_line(&mut inp).expect("Please input a name");
-        ln = longest(&inp, brap(stronk.as_str(), stonks));
-    }
-    println!("The longest of them all: {}", ln);
-}
diff --git a/ch10/trait_blanket_implementation b/ch10/trait_blanket_implementation
deleted file mode 100755
index e1db53a..0000000
Binary files a/ch10/trait_blanket_implementation and /dev/null differ
diff --git a/ch10/trait_blanket_implementation.rs b/ch10/trait_blanket_implementation.rs
deleted file mode 100644
index 7c93b3f..0000000
--- a/ch10/trait_blanket_implementation.rs
+++ /dev/null
@@ -1,29 +0,0 @@
-trait Named {
-    fn say_name(&self) -> String;
-}
-
-trait Bold {
-    fn write_bold(&self);
-}
-
-impl<T: Named> Bold for T {
-    fn write_bold(&self) {
-        println!("!bold {}", self.say_name())
-    }
-}
-
-struct Person {
-    name: String,
-}
-
-impl Named for Person {
-    fn say_name(&self) -> String {
-        self.name.clone()
-    }
-}
-
-fn main() {
-    let p = Person{name: String::from("Jasper")};
-
-    p.write_bold();
-}
diff --git a/ch11/adder/Cargo.lock b/ch11/adder/Cargo.lock
deleted file mode 100644
index efe4e14..0000000
--- a/ch11/adder/Cargo.lock
+++ /dev/null
@@ -1,7 +0,0 @@
-# This file is automatically @generated by Cargo.
-# It is not intended for manual editing.
-version = 4
-
-[[package]]
-name = "adder"
-version = "0.1.0"
diff --git a/ch11/adder/Cargo.toml b/ch11/adder/Cargo.toml
deleted file mode 100644
index 9a5826a..0000000
--- a/ch11/adder/Cargo.toml
+++ /dev/null
@@ -1,6 +0,0 @@
-[package]
-name = "adder"
-version = "0.1.0"
-edition = "2024"
-
-[dependencies]
diff --git a/ch11/adder/src/lib.rs b/ch11/adder/src/lib.rs
deleted file mode 100644
index 818a362..0000000
--- a/ch11/adder/src/lib.rs
+++ /dev/null
@@ -1,31 +0,0 @@
-pub fn add(left: u64, right: u64) -> u64 {
-    left + right
-}
-
-#[derive(Debug)]
-struct Rectangle {
-    width: u32,
-    height: u32,
-}
-
-impl Rectangle {
-    fn can_hold(&self, other: &Rectangle) -> bool {
-        self.width >= other.width && self.height >= other.height
-    }
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn explore() {
-        let result = add(2, 2);
-        assert_eq!(result, 4);
-    }
-
-    #[test]
-    fn another() {
-        panic!("Fail!")
-    }
-}
diff --git a/ch12-io-project/minigrep/Cargo.lock b/ch12-io-project/minigrep/Cargo.lock
deleted file mode 100644
index 1511dd5..0000000
--- a/ch12-io-project/minigrep/Cargo.lock
+++ /dev/null
@@ -1,7 +0,0 @@
-# This file is automatically @generated by Cargo.
-# It is not intended for manual editing.
-version = 4
-
-[[package]]
-name = "minigrep"
-version = "0.1.0"
diff --git a/ch12-io-project/minigrep/Cargo.toml b/ch12-io-project/minigrep/Cargo.toml
deleted file mode 100644
index b8302ae..0000000
--- a/ch12-io-project/minigrep/Cargo.toml
+++ /dev/null
@@ -1,6 +0,0 @@
-[package]
-name = "minigrep"
-version = "0.1.0"
-edition = "2024"
-
-[dependencies]
diff --git a/ch12-io-project/minigrep/output.txt b/ch12-io-project/minigrep/output.txt
deleted file mode 100644
index 5b34572..0000000
--- a/ch12-io-project/minigrep/output.txt
+++ /dev/null
@@ -1 +0,0 @@
-To tell your name the livelong day
diff --git a/ch12-io-project/minigrep/poem.txt b/ch12-io-project/minigrep/poem.txt
deleted file mode 100644
index 8707527..0000000
--- a/ch12-io-project/minigrep/poem.txt
+++ /dev/null
@@ -1,9 +0,0 @@
-I'm nobody! Who are you?
-Are you nobody, too?
-Then there's a pair of us - don't tell!
-They'd banish us, you know.
-
-How dreary to be somebody!
-How public, like a frog
-To tell your name the livelong day
-To an admiring bog!
diff --git a/ch12-io-project/minigrep/src/lib.rs b/ch12-io-project/minigrep/src/lib.rs
deleted file mode 100644
index f43d5c7..0000000
--- a/ch12-io-project/minigrep/src/lib.rs
+++ /dev/null
@@ -1,55 +0,0 @@
-pub fn search<'a>(query: &str, contents: &'a str) -> Vec<&'a str> {
-	let mut results = Vec::new();
-
-	for line in contents.lines() {
-		if line.contains(query) {
-			results.push(line);			
-		}
-	}
-
-	results
-}
-
-pub fn search_case_insensitive<'a>(query: &str, contents: &'a str) -> Vec<&'a str> {
-	let mut results = Vec::new();
-	let query = query.to_lowercase();
-
-	for line in contents.lines() {
-		if line.to_lowercase().contains(&query) {
-			results.push(line);
-		}
-	}
-
-	results
-}
-
-#[cfg(test)]
-mod tests {
-	use super::*;
-
-	#[test]
-	fn case_sensitive() {
-		let query = "duct";
-		let contents = "\
-Rust:
-safe, fast, productive.
-Pick three.
-Duct tape.
-		";
-
-		assert_eq!(vec!["safe, fast, productive."], search(query, contents));
-	}
-
-	#[test]
-	fn case_insensitive() {
-		let query = "rUsT";
-		let contents = "\
-Rust:
-safe, fast, productive.
-Pick three.
-Trust me.
-		";
-
-		assert_eq!(vec!["Rust:", "Trust me."], search_case_insensitive(query, contents));
-	}
-}
diff --git a/ch12-io-project/minigrep/src/main.rs b/ch12-io-project/minigrep/src/main.rs
deleted file mode 100644
index cade4a3..0000000
--- a/ch12-io-project/minigrep/src/main.rs
+++ /dev/null
@@ -1,55 +0,0 @@
-use std::env;
-use std::fs;
-use std::process;
-use std::error::Error;
-
-use minigrep::{search, search_case_insensitive};
-
-fn main() {
-    let args: Vec<String> = env::args().collect();
-    let config = Config::build(&args).unwrap_or_else(|err| {
-       eprintln!("problem parsing arguments: {}", err);
-       process::exit(1);
-    });
-
-    if let Err(e) = run(config) {
-       eprintln!("problem running program: {}", e); 
-       process::exit(1);
-    }
-}
-
-struct Config {
-    query: String,
-    file_path: String,
-    ignore_case: bool,
-}
-
-impl Config {
-    fn build(args: &[String]) -> Result<Config, &'static str> {
-        if args.len() < 3 {
-            return Err("not enough arguments");
-        }
-
-        let query = args[1].clone();
-        let file_path = args[2].clone();
-        let ignore_case = env::var("IGNORE_CASE").is_ok();
-
-        Ok(Config{ query, file_path, ignore_case })
-    }
-}
-
-fn run(config: Config) -> Result<(), Box<dyn Error>> {
-    let contents = fs::read_to_string(config.file_path)?;
-
-    let results = if config.ignore_case {
-        search_case_insensitive(&config.query, &contents)
-    } else {
-        search(&config.query, &contents)
-    };
-
-    for line in results {
-        println!("{line}");
-    }
-
-    Ok(())
-}