diff --git a/mover/sahab328/coLearn2411/images/week3_learning.png b/mover/sahab328/coLearn2411/images/week3_learning.png
new file mode 100644
index 000000000..fff05b924
Binary files /dev/null and b/mover/sahab328/coLearn2411/images/week3_learning.png differ
diff --git a/mover/sahab328/coLearn2411/readme.md b/mover/sahab328/coLearn2411/readme.md
index e5983660e..5b2bcdf96 100644
--- a/mover/sahab328/coLearn2411/readme.md
+++ b/mover/sahab328/coLearn2411/readme.md
@@ -13,7 +13,7 @@
 
 - [] 第一周:![学习记录截图](./images/你的图片地址)
 - [] 第二周:![学习记录截图](./images/你的图片地址)
-- [] 第三周:![学习记录截图](./images/你的图片地址)
+- [x] 第三周:![学习记录截图](./images/week3_learning.png)
 - [] 第四周:![学习记录截图](./images/你的图片地址)
 
 ## 参加直播答疑
diff --git a/mover/sahab328/code/task2/my_coin/Move.lock b/mover/sahab328/code/task2/my_coin/Move.lock
new file mode 100644
index 000000000..34b84de97
--- /dev/null
+++ b/mover/sahab328/code/task2/my_coin/Move.lock
@@ -0,0 +1,40 @@
+# @generated by Move, please check-in and do not edit manually.
+
+[move]
+version = 3
+manifest_digest = "0A4652D38CF3C3FDB79EC6C1C98FCFF7B2E933E12B84A1DA267DB28F66AFECE3"
+deps_digest = "F8BBB0CCB2491CA29A3DF03D6F92277A4F3574266507ACD77214D37ECA3F3082"
+dependencies = [
+  { id = "Sui", name = "Sui" },
+]
+
+[[move.package]]
+id = "MoveStdlib"
+source = { git = "https://github.com/MystenLabs/sui.git", rev = "framework/testnet", subdir = "crates/sui-framework/packages/move-stdlib" }
+
+[[move.package]]
+id = "Sui"
+source = { git = "https://github.com/MystenLabs/sui.git", rev = "framework/testnet", subdir = "crates/sui-framework/packages/sui-framework" }
+
+dependencies = [
+  { id = "MoveStdlib", name = "MoveStdlib" },
+]
+
+[move.toolchain-version]
+compiler-version = "1.36.2"
+edition = "2024.beta"
+flavor = "sui"
+
+[env]
+
+[env.testnet]
+chain-id = "4c78adac"
+original-published-id = "0xa87eaab797fcf55cf3a8798f5bc66528aa838a506021b7eaa4a077c6391b8c85"
+latest-published-id = "0xa87eaab797fcf55cf3a8798f5bc66528aa838a506021b7eaa4a077c6391b8c85"
+published-version = "1"
+
+[env.mainnet]
+chain-id = "35834a8a"
+original-published-id = "0x6fad4e0f5f68ed70e322aca3dc36f9d09da758bdcdb8e06661aa18bd8da5ed6a"
+latest-published-id = "0x6fad4e0f5f68ed70e322aca3dc36f9d09da758bdcdb8e06661aa18bd8da5ed6a"
+published-version = "1"
diff --git a/mover/sahab328/code/task2/my_coin/Move.toml b/mover/sahab328/code/task2/my_coin/Move.toml
new file mode 100644
index 000000000..b9ca003f8
--- /dev/null
+++ b/mover/sahab328/code/task2/my_coin/Move.toml
@@ -0,0 +1,37 @@
+[package]
+name = "my_coin"
+edition = "2024.beta" # edition = "legacy" to use legacy (pre-2024) Move
+# license = ""           # e.g., "MIT", "GPL", "Apache 2.0"
+# authors = ["..."]      # e.g., ["Joe Smith (joesmith@noemail.com)", "John Snow (johnsnow@noemail.com)"]
+
+[dependencies]
+Sui = { git = "https://github.com/MystenLabs/sui.git", subdir = "crates/sui-framework/packages/sui-framework", rev = "framework/testnet" }
+
+# For remote import, use the `{ git = "...", subdir = "...", rev = "..." }`.
+# Revision can be a branch, a tag, and a commit hash.
+# MyRemotePackage = { git = "https://some.remote/host.git", subdir = "remote/path", rev = "main" }
+
+# For local dependencies use `local = path`. Path is relative to the package root
+# Local = { local = "../path/to" }
+
+# To resolve a version conflict and force a specific version for dependency
+# override use `override = true`
+# Override = { local = "../conflicting/version", override = true }
+
+[addresses]
+my_coin = "0x0"
+
+# Named addresses will be accessible in Move as `@name`. They're also exported:
+# for example, `std = "0x1"` is exported by the Standard Library.
+# alice = "0xA11CE"
+
+[dev-dependencies]
+# The dev-dependencies section allows overriding dependencies for `--test` and
+# `--dev` modes. You can introduce test-only dependencies here.
+# Local = { local = "../path/to/dev-build" }
+
+[dev-addresses]
+# The dev-addresses section allows overwriting named addresses for the `--test`
+# and `--dev` modes.
+# alice = "0xB0B"
+
diff --git a/mover/sahab328/code/task2/my_coin/sources/meme.move b/mover/sahab328/code/task2/my_coin/sources/meme.move
new file mode 100644
index 000000000..ac3df9a44
--- /dev/null
+++ b/mover/sahab328/code/task2/my_coin/sources/meme.move
@@ -0,0 +1,20 @@
+module my_coin::meme;
+
+use sui::url::{Self, Url};
+use sui::coin::{create_currency};
+use std::option::{some};
+
+use sui::transfer::{public_freeze_object, public_share_object};
+
+public struct MEME has drop {}
+
+fun init(witness: MEME, ctx: &mut TxContext) {
+    // let no = none<Url>();
+    let url = url::new_unsafe_from_bytes(b"https://avatars.githubusercontent.com/u/162699534");
+    let icon_url = some<Url>(url);
+    let (treasury, coin_meta) = create_currency(witness, 18, b"MEME", b"MEME", b"sahab's meme token", icon_url, ctx);
+
+    public_freeze_object(coin_meta);
+
+    public_share_object(treasury);
+}
\ No newline at end of file
diff --git a/mover/sahab328/code/task2/my_coin/sources/sa.move b/mover/sahab328/code/task2/my_coin/sources/sa.move
new file mode 100644
index 000000000..0afbb4872
--- /dev/null
+++ b/mover/sahab328/code/task2/my_coin/sources/sa.move
@@ -0,0 +1,20 @@
+module my_coin::sa;
+
+use sui::url::{Self, Url};
+use sui::coin::{create_currency};
+use std::option::{some};
+
+use sui::transfer::{public_freeze_object, public_transfer};
+
+public struct SA has drop {}
+
+fun init(sa: SA, ctx: &mut TxContext) {
+    // let no = none<Url>();
+    let url = url::new_unsafe_from_bytes(b"https://avatars.githubusercontent.com/u/162699534");
+    let icon_url = some<Url>(url);
+    let (treasury, coin_meta) = create_currency(sa, 18, b"SA", b"SA", b"sahab's token", icon_url, ctx);
+
+    public_freeze_object(coin_meta);
+
+    public_transfer(treasury, ctx.sender());
+}
\ No newline at end of file
diff --git a/mover/sahab328/code/task2/my_coin/tests/my_coin_tests.move b/mover/sahab328/code/task2/my_coin/tests/my_coin_tests.move
new file mode 100644
index 000000000..cd5b36060
--- /dev/null
+++ b/mover/sahab328/code/task2/my_coin/tests/my_coin_tests.move
@@ -0,0 +1,18 @@
+/*
+#[test_only]
+module my_coin::my_coin_tests;
+// uncomment this line to import the module
+// use my_coin::my_coin;
+
+const ENotImplemented: u64 = 0;
+
+#[test]
+fun test_my_coin() {
+    // pass
+}
+
+#[test, expected_failure(abort_code = ::my_coin::my_coin_tests::ENotImplemented)]
+fun test_my_coin_fail() {
+    abort ENotImplemented
+}
+*/
diff --git a/mover/sahab328/code/task3/nft/Move.lock b/mover/sahab328/code/task3/nft/Move.lock
new file mode 100644
index 000000000..8d22939e9
--- /dev/null
+++ b/mover/sahab328/code/task3/nft/Move.lock
@@ -0,0 +1,40 @@
+# @generated by Move, please check-in and do not edit manually.
+
+[move]
+version = 3
+manifest_digest = "9D4FCF5807A34E3110DFBA44AD92FEFEC55EE3DE8CF58F3D302F55D3004E70D1"
+deps_digest = "F8BBB0CCB2491CA29A3DF03D6F92277A4F3574266507ACD77214D37ECA3F3082"
+dependencies = [
+  { id = "Sui", name = "Sui" },
+]
+
+[[move.package]]
+id = "MoveStdlib"
+source = { git = "https://github.com/MystenLabs/sui.git", rev = "framework/testnet", subdir = "crates/sui-framework/packages/move-stdlib" }
+
+[[move.package]]
+id = "Sui"
+source = { git = "https://github.com/MystenLabs/sui.git", rev = "framework/testnet", subdir = "crates/sui-framework/packages/sui-framework" }
+
+dependencies = [
+  { id = "MoveStdlib", name = "MoveStdlib" },
+]
+
+[move.toolchain-version]
+compiler-version = "1.36.2"
+edition = "2024.beta"
+flavor = "sui"
+
+[env]
+
+[env.testnet]
+chain-id = "4c78adac"
+original-published-id = "0x1d47e2d3ad1a2b9ef6c292f03ab8ee4674a8ac25ba8e9506e38d25822d1e150f"
+latest-published-id = "0x1d47e2d3ad1a2b9ef6c292f03ab8ee4674a8ac25ba8e9506e38d25822d1e150f"
+published-version = "1"
+
+[env.mainnet]
+chain-id = "35834a8a"
+original-published-id = "0x3adb69d9749acdec6662209d9be6300cc0c79988622e6532447b52f4c53b6df1"
+latest-published-id = "0x3adb69d9749acdec6662209d9be6300cc0c79988622e6532447b52f4c53b6df1"
+published-version = "1"
diff --git a/mover/sahab328/code/task3/nft/Move.toml b/mover/sahab328/code/task3/nft/Move.toml
new file mode 100644
index 000000000..504c662e4
--- /dev/null
+++ b/mover/sahab328/code/task3/nft/Move.toml
@@ -0,0 +1,37 @@
+[package]
+name = "nft"
+edition = "2024.beta" # edition = "legacy" to use legacy (pre-2024) Move
+# license = ""           # e.g., "MIT", "GPL", "Apache 2.0"
+# authors = ["..."]      # e.g., ["Joe Smith (joesmith@noemail.com)", "John Snow (johnsnow@noemail.com)"]
+
+[dependencies]
+Sui = { git = "https://github.com/MystenLabs/sui.git", subdir = "crates/sui-framework/packages/sui-framework", rev = "framework/testnet" }
+
+# For remote import, use the `{ git = "...", subdir = "...", rev = "..." }`.
+# Revision can be a branch, a tag, and a commit hash.
+# MyRemotePackage = { git = "https://some.remote/host.git", subdir = "remote/path", rev = "main" }
+
+# For local dependencies use `local = path`. Path is relative to the package root
+# Local = { local = "../path/to" }
+
+# To resolve a version conflict and force a specific version for dependency
+# override use `override = true`
+# Override = { local = "../conflicting/version", override = true }
+
+[addresses]
+nft = "0x0"
+
+# Named addresses will be accessible in Move as `@name`. They're also exported:
+# for example, `std = "0x1"` is exported by the Standard Library.
+# alice = "0xA11CE"
+
+[dev-dependencies]
+# The dev-dependencies section allows overriding dependencies for `--test` and
+# `--dev` modes. You can introduce test-only dependencies here.
+# Local = { local = "../path/to/dev-build" }
+
+[dev-addresses]
+# The dev-addresses section allows overwriting named addresses for the `--test`
+# and `--dev` modes.
+# alice = "0xB0B"
+
diff --git a/mover/sahab328/code/task3/nft/sources/nft.move b/mover/sahab328/code/task3/nft/sources/nft.move
new file mode 100644
index 000000000..a17bbc006
--- /dev/null
+++ b/mover/sahab328/code/task3/nft/sources/nft.move
@@ -0,0 +1,32 @@
+
+module nft::nft;
+
+use std::string::{Self, String};
+use sui::url::{Self, Url};
+use sui::transfer::transfer;
+
+public struct NFT has key {
+    id: UID,
+    name: String,
+    url: Url
+}
+
+fun init(ctx: &mut TxContext) {
+    let nft = NFT {
+        id: object::new(ctx),
+        name: string::utf8(b"sahab NFT"),
+        url: url::new_unsafe(b"https://avatars.githubusercontent.com/u/162699534".to_ascii_string())
+    };
+
+    transfer(nft, ctx.sender());
+}
+
+public entry fun mint_to(receiver: address, ctx: &mut TxContext) {
+    let nft = NFT {
+        id: object::new(ctx),
+        name: string::utf8(b"sahab NFT"),
+        url: url::new_unsafe(b"https://avatars.githubusercontent.com/u/162699534".to_ascii_string())
+    };
+
+    transfer(nft, receiver);
+}
\ No newline at end of file
diff --git a/mover/sahab328/code/task3/nft/tests/nft_tests.move b/mover/sahab328/code/task3/nft/tests/nft_tests.move
new file mode 100644
index 000000000..3c9c56a93
--- /dev/null
+++ b/mover/sahab328/code/task3/nft/tests/nft_tests.move
@@ -0,0 +1,18 @@
+/*
+#[test_only]
+module nft::nft_tests;
+// uncomment this line to import the module
+// use nft::nft;
+
+const ENotImplemented: u64 = 0;
+
+#[test]
+fun test_nft() {
+    // pass
+}
+
+#[test, expected_failure(abort_code = ::nft::nft_tests::ENotImplemented)]
+fun test_nft_fail() {
+    abort ENotImplemented
+}
+*/
diff --git a/mover/sahab328/code/task4/game/Move.lock b/mover/sahab328/code/task4/game/Move.lock
new file mode 100644
index 000000000..ad26c3914
--- /dev/null
+++ b/mover/sahab328/code/task4/game/Move.lock
@@ -0,0 +1,49 @@
+# @generated by Move, please check-in and do not edit manually.
+
+[move]
+version = 3
+manifest_digest = "86203A0985C424653C576953C170EEEDC2F4B20DCF61ED64DEDCEB710F8D735F"
+deps_digest = "3C4103934B1E040BB6B23F1D610B4EF9F2F1166A50A104EADCF77467C004C600"
+dependencies = [
+  { id = "Sui", name = "Sui" },
+  { id = "my_coin", name = "my_coin" },
+]
+
+[[move.package]]
+id = "MoveStdlib"
+source = { git = "https://github.com/MystenLabs/sui.git", rev = "framework/testnet", subdir = "crates/sui-framework/packages/move-stdlib" }
+
+[[move.package]]
+id = "Sui"
+source = { git = "https://github.com/MystenLabs/sui.git", rev = "framework/testnet", subdir = "crates/sui-framework/packages/sui-framework" }
+
+dependencies = [
+  { id = "MoveStdlib", name = "MoveStdlib" },
+]
+
+[[move.package]]
+id = "my_coin"
+source = { local = "../../task2/my_coin" }
+
+dependencies = [
+  { id = "Sui", name = "Sui" },
+]
+
+[move.toolchain-version]
+compiler-version = "1.36.2"
+edition = "2024.beta"
+flavor = "sui"
+
+[env]
+
+[env.testnet]
+chain-id = "4c78adac"
+original-published-id = "0xc29de30c4951b1e8d8b80b532a62fe3736b5411d031680411a47db917852ab47"
+latest-published-id = "0xc29de30c4951b1e8d8b80b532a62fe3736b5411d031680411a47db917852ab47"
+published-version = "1"
+
+[env.mainnet]
+chain-id = "35834a8a"
+original-published-id = "0x90c9955a7f6bf5eadabe0df7d3d029c6a59fe84f0d0ddf05724d8568814e9b57"
+latest-published-id = "0x90c9955a7f6bf5eadabe0df7d3d029c6a59fe84f0d0ddf05724d8568814e9b57"
+published-version = "1"
diff --git a/mover/sahab328/code/task4/game/Move.toml b/mover/sahab328/code/task4/game/Move.toml
new file mode 100644
index 000000000..25ca6e4ba
--- /dev/null
+++ b/mover/sahab328/code/task4/game/Move.toml
@@ -0,0 +1,38 @@
+[package]
+name = "game"
+edition = "2024.beta" # edition = "legacy" to use legacy (pre-2024) Move
+# license = ""           # e.g., "MIT", "GPL", "Apache 2.0"
+# authors = ["..."]      # e.g., ["Joe Smith (joesmith@noemail.com)", "John Snow (johnsnow@noemail.com)"]
+
+[dependencies]
+Sui = { git = "https://github.com/MystenLabs/sui.git", subdir = "crates/sui-framework/packages/sui-framework", rev = "framework/testnet" }
+my_coin = { local = "../../task2/my_coin" }
+
+# For remote import, use the `{ git = "...", subdir = "...", rev = "..." }`.
+# Revision can be a branch, a tag, and a commit hash.
+# MyRemotePackage = { git = "https://some.remote/host.git", subdir = "remote/path", rev = "main" }
+
+# For local dependencies use `local = path`. Path is relative to the package root
+# Local = { local = "../path/to" }
+
+# To resolve a version conflict and force a specific version for dependency
+# override use `override = true`
+# Override = { local = "../conflicting/version", override = true }
+
+[addresses]
+game = "0x0"
+
+# Named addresses will be accessible in Move as `@name`. They're also exported:
+# for example, `std = "0x1"` is exported by the Standard Library.
+# alice = "0xA11CE"
+
+[dev-dependencies]
+# The dev-dependencies section allows overriding dependencies for `--test` and
+# `--dev` modes. You can introduce test-only dependencies here.
+# Local = { local = "../path/to/dev-build" }
+
+[dev-addresses]
+# The dev-addresses section allows overwriting named addresses for the `--test`
+# and `--dev` modes.
+# alice = "0xB0B"
+
diff --git a/mover/sahab328/code/task4/game/sources/flip_coin.move b/mover/sahab328/code/task4/game/sources/flip_coin.move
new file mode 100644
index 000000000..ed787621f
--- /dev/null
+++ b/mover/sahab328/code/task4/game/sources/flip_coin.move
@@ -0,0 +1,66 @@
+module game::flip_coin;
+
+use sui::balance::{Self, Balance};
+use sui::coin::{Self, Coin};
+use sui::transfer::{transfer, share_object, public_transfer};
+use sui::random::{Self, new_generator, Random};
+use std::string::String;
+
+use my_coin::meme::MEME;
+
+public struct Game has key {
+    id: UID,
+    balance: Balance<MEME>,
+    desc: String,
+}
+
+public struct AdminCap has key {
+    id: UID,
+}
+
+const ETooMuchMoney: u64 = 0;
+const ENotEnoughBalance: u64 = 1;
+
+fun init(ctx: &mut TxContext) {
+    let game = Game {
+        id: object::new(ctx),
+        balance: balance::zero(),
+        desc: b"sahab328's flip coin game".to_string(),
+    };
+
+    share_object(game);
+
+    let cap = AdminCap {
+        id: object::new(ctx), 
+    };
+    transfer(cap, ctx.sender());
+}
+
+entry fun play(game: &mut Game, rand: &Random, guess: bool, in_coin: Coin<MEME>, ctx: &mut TxContext) {
+    let in_value = in_coin.value();
+    let game_value = game.balance.value();
+    // 最多玩池子的1/10
+    assert!(game_value >= in_value * 10, ETooMuchMoney);
+
+    let mut rand_gen = new_generator(rand, ctx);
+    let result: bool = random::generate_bool(&mut rand_gen);
+    
+    if (guess == result) { // win
+        let out_coin = coin::from_balance(game.balance.split(in_value), ctx);
+        public_transfer(out_coin, ctx.sender());
+        public_transfer(in_coin, ctx.sender());
+    } else { // loss
+        game.balance.join(coin::into_balance(in_coin));
+    }
+}
+
+public entry fun add_balance(game: &mut Game, in_coin: Coin<MEME>, _ctx: &mut TxContext) {
+    game.balance.join(coin::into_balance(in_coin));
+}
+
+public entry fun remove_balance(_:&AdminCap, game: &mut Game, out_value: u64, ctx: &mut TxContext) {
+    let game_value = game.balance.value();
+    assert!(game_value >= out_value, ENotEnoughBalance);
+    let out_coin = coin::from_balance(game.balance.split(out_value), ctx);
+    public_transfer(out_coin, ctx.sender());
+}
diff --git a/mover/sahab328/code/task4/game/tests/flip_coin_tests.move b/mover/sahab328/code/task4/game/tests/flip_coin_tests.move
new file mode 100644
index 000000000..d05a3ca31
--- /dev/null
+++ b/mover/sahab328/code/task4/game/tests/flip_coin_tests.move
@@ -0,0 +1,18 @@
+/*
+#[test_only]
+module flip_coin::flip_coin_tests;
+// uncomment this line to import the module
+// use flip_coin::flip_coin;
+
+const ENotImplemented: u64 = 0;
+
+#[test]
+fun test_flip_coin() {
+    // pass
+}
+
+#[test, expected_failure(abort_code = ::flip_coin::flip_coin_tests::ENotImplemented)]
+fun test_flip_coin_fail() {
+    abort ENotImplemented
+}
+*/
diff --git a/mover/sahab328/images/nft-scan.png b/mover/sahab328/images/nft-scan.png
new file mode 100644
index 000000000..b3bbb0b56
Binary files /dev/null and b/mover/sahab328/images/nft-scan.png differ
diff --git a/mover/sahab328/readme.md b/mover/sahab328/readme.md
index 95b2f761c..abb6fa3d0 100644
--- a/mover/sahab328/readme.md
+++ b/mover/sahab328/readme.md
@@ -19,23 +19,23 @@
 - [x] package id 在 scan上的查看截图:![Scan截图](./images/package-scan.png)
 
 ##   02 move coin
-- [] My Coin package id : 
-- [] Faucet package id : 
-- [] 转账 `My Coin` hash:
-- [] `Faucet Coin` address1 mint hash:
-- [] `Faucet Coin` address2 mint hash:
+- [x] My Coin package id : 0x6fad4e0f5f68ed70e322aca3dc36f9d09da758bdcdb8e06661aa18bd8da5ed6a
+- [x] Faucet package id : 0x6fad4e0f5f68ed70e322aca3dc36f9d09da758bdcdb8e06661aa18bd8da5ed6a
+- [x] 转账 `My Coin` hash: ZcV7yM6YVHLHLmHGQiKWsSuVnNgYCrRvssvVjRudJvD
+- [x] `Faucet Coin` address1 mint hash: Bw1nfWS7yS676DbTcd8FBsM7smog3dvyXEXmLTBY9uaq
+- [x] `Faucet Coin` address2 mint hash: 9YwG3XNQdMvECpUGTCeHPwYr1dDU45E2YvnoGeenCTmP
 
 ##   03 move NFT
-- [] nft package id :
-- [] nft object id : 
-- [] 转账 nft  hash:
-- [] scan上的NFT截图:![Scan截图](./images/你的图片地址)
+- [x] nft package id : 0x3adb69d9749acdec6662209d9be6300cc0c79988622e6532447b52f4c53b6df1
+- [x] nft object id : 0x256a4a7e580d0db4613ea2440ac12dbbbe7fda165aab054164bf23c48f3d9cd9
+- [x] 转账 nft  hash: 5AJXFajzDP8ji3qmEyJjeB6nMQpFn6oc2KPxNngaiScW
+- [x] scan上的NFT截图:![Scan截图](./images/nft-scan.png)
 
 ##   04 Move Game
-- [] game package id :
-- [] deposit Coin hash:
-- [] withdraw `Coin` hash:
-- [] play game hash:
+- [x] game package id : 0x90c9955a7f6bf5eadabe0df7d3d029c6a59fe84f0d0ddf05724d8568814e9b57
+- [x] deposit Coin hash: GMNxbvHA7aLAPrSBEdhtuvUB8N9hAWfTKUKms8R2TTgW
+- [x] withdraw `Coin` hash: EEiQdohPFJZj9RWjRYqdcN7j2ybJ5WhTpJZ4MSxiUTAV
+- [x] play game hash: BuwnM2J7hQu4GWXsxkeevfoWVcT2Pfxhjz8BTZzyaWPK
 
 ##   05 Move Swap
 - [] swap package id :