diff --git a/3D-workshop/3D.jpeg b/3D-workshop/3D.jpeg
new file mode 100644
index 0000000..d371968
--- /dev/null
+++ b/3D-workshop/3D.jpeg
@@ -0,0 +1 @@
+https://rawcdn.githack.com/koushik9900/workshops/db66bc326967a13762e5f568445c9d8185b8a80b/3D-workshop/3D.jpeg
\ No newline at end of file
diff --git a/3D-workshop/README.md b/3D-workshop/README.md
new file mode 100644
index 0000000..92c750a
--- /dev/null
+++ b/3D-workshop/README.md
@@ -0,0 +1,41 @@
+# Event Poster
+
+
+
+# Tasks
+
+We demonstrated the concept in the workshop by creating the following models:
+
+- ### Model - 1 :
+
+
+To know more, check out the [Link](https://www.tinkercad.com/things/9alivPqjHDh-piezo-speaker/editel?sharecode=0o_4rJw_-xV5RjCf1sD35BT9xBQQxJTzoS78qpPZ0qM).
+
+- ### Model - 2 :
+
+
+To know more, check out the [Link](https://www.tinkercad.com/things/9alivPqjHDh-piezo-speaker/editel?sharecode=0o_4rJw_-xV5RjCf1sD35BT9xBQQxJTzoS78qpPZ0qM).
+
+- ### Model - 3 :
+
+
+To know more, check out the [Link](https://www.tinkercad.com/things/9alivPqjHDh-piezo-speaker/editel?sharecode=0o_4rJw_-xV5RjCf1sD35BT9xBQQxJTzoS78qpPZ0qM).
+
+- ### Model - 4 :
+
+
+To know more, check out the [Link](https://www.tinkercad.com/things/9alivPqjHDh-piezo-speaker/editel?sharecode=0o_4rJw_-xV5RjCf1sD35BT9xBQQxJTzoS78qpPZ0qM).
+
+- ### Model - 5 :
+
+
+To know more, check out the [Link](https://www.tinkercad.com/things/9alivPqjHDh-piezo-speaker/editel?sharecode=0o_4rJw_-xV5RjCf1sD35BT9xBQQxJTzoS78qpPZ0qM).
+
+- ### Model - 6 :
+
+
+To know more, check out the [Link](https://www.tinkercad.com/things/9alivPqjHDh-piezo-speaker/editel?sharecode=0o_4rJw_-xV5RjCf1sD35BT9xBQQxJTzoS78qpPZ0qM).
+
+- ### Model - 7 :
+
+To know more, check out the [Link](https://www.tinkercad.com/things/9alivPqjHDh-piezo-speaker/editel?sharecode=0o_4rJw_-xV5RjCf1sD35BT9xBQQxJTzoS78qpPZ0qM).
diff --git a/3D-workshop/image (1).png b/3D-workshop/image (1).png
new file mode 100644
index 0000000..c5cbb66
--- /dev/null
+++ b/3D-workshop/image (1).png
@@ -0,0 +1 @@
+https://rawcdn.githack.com/koushik9900/workshops/db66bc326967a13762e5f568445c9d8185b8a80b/3D-workshop/image (1).png
\ No newline at end of file
diff --git a/3D-workshop/image (2).png b/3D-workshop/image (2).png
new file mode 100644
index 0000000..aee2b56
--- /dev/null
+++ b/3D-workshop/image (2).png
@@ -0,0 +1 @@
+https://rawcdn.githack.com/koushik9900/workshops/db66bc326967a13762e5f568445c9d8185b8a80b/3D-workshop/image (2).png
\ No newline at end of file
diff --git a/3D-workshop/image (3).png b/3D-workshop/image (3).png
new file mode 100644
index 0000000..9edbec3
--- /dev/null
+++ b/3D-workshop/image (3).png
@@ -0,0 +1 @@
+https://rawcdn.githack.com/koushik9900/workshops/db66bc326967a13762e5f568445c9d8185b8a80b/3D-workshop/image (3).png
\ No newline at end of file
diff --git a/3D-workshop/image (4).png b/3D-workshop/image (4).png
new file mode 100644
index 0000000..7d126fa
--- /dev/null
+++ b/3D-workshop/image (4).png
@@ -0,0 +1 @@
+https://rawcdn.githack.com/koushik9900/workshops/db66bc326967a13762e5f568445c9d8185b8a80b/3D-workshop/image (4).png
\ No newline at end of file
diff --git a/3D-workshop/image (5).png b/3D-workshop/image (5).png
new file mode 100644
index 0000000..297454b
--- /dev/null
+++ b/3D-workshop/image (5).png
@@ -0,0 +1 @@
+https://rawcdn.githack.com/koushik9900/workshops/db66bc326967a13762e5f568445c9d8185b8a80b/3D-workshop/image (5).png
\ No newline at end of file
diff --git a/3D-workshop/image(7).png b/3D-workshop/image(7).png
new file mode 100644
index 0000000..ca3a53e
--- /dev/null
+++ b/3D-workshop/image(7).png
@@ -0,0 +1 @@
+https://rawcdn.githack.com/koushik9900/workshops/db66bc326967a13762e5f568445c9d8185b8a80b/3D-workshop/image(7).png
\ No newline at end of file
diff --git a/3D-workshop/image.png b/3D-workshop/image.png
new file mode 100644
index 0000000..9951fad
--- /dev/null
+++ b/3D-workshop/image.png
@@ -0,0 +1 @@
+https://rawcdn.githack.com/koushik9900/workshops/db66bc326967a13762e5f568445c9d8185b8a80b/3D-workshop/image.png
\ No newline at end of file
diff --git a/ARDUINO101/poster.gif b/ARDUINO101/poster.gif
index 7ec680b..8ef2465 100644
Binary files a/ARDUINO101/poster.gif and b/ARDUINO101/poster.gif differ
diff --git a/Bluetooth/bluetooth.jpeg b/Bluetooth/bluetooth.jpeg
index dcbea7d..5f8a8b8 100644
Binary files a/Bluetooth/bluetooth.jpeg and b/Bluetooth/bluetooth.jpeg differ
diff --git a/Bluetooth/code/bluetooth.pdsprj b/Bluetooth/code/bluetooth.pdsprj
index 72db922..696ad6c 100644
Binary files a/Bluetooth/code/bluetooth.pdsprj and b/Bluetooth/code/bluetooth.pdsprj differ
diff --git a/ELECTROBUZZ-2.0/led brightness control.jpeg b/ELECTROBUZZ-2.0/led brightness control.jpeg
index b931de5..f544aad 100644
Binary files a/ELECTROBUZZ-2.0/led brightness control.jpeg and b/ELECTROBUZZ-2.0/led brightness control.jpeg differ
diff --git a/ELECTROBUZZ-2.0/poster.gif b/ELECTROBUZZ-2.0/poster.gif
index 2fefbce..89fc257 100644
Binary files a/ELECTROBUZZ-2.0/poster.gif and b/ELECTROBUZZ-2.0/poster.gif differ
diff --git a/ELECTROBUZZ-2.0/speed control.jpeg b/ELECTROBUZZ-2.0/speed control.jpeg
index 01e4a27..87ccced 100644
Binary files a/ELECTROBUZZ-2.0/speed control.jpeg and b/ELECTROBUZZ-2.0/speed control.jpeg differ
diff --git a/ElectroBuzz/poster.png b/ElectroBuzz/poster.png
index 13a193e..d76121e 100644
Binary files a/ElectroBuzz/poster.png and b/ElectroBuzz/poster.png differ
diff --git a/Introductory Session/poster.gif b/Introductory Session/poster.gif
index 8e01afc..fce75f4 100644
Binary files a/Introductory Session/poster.gif and b/Introductory Session/poster.gif differ
diff --git a/LUA script/LUA script.jpeg b/LUA script/LUA script.jpeg
index 9f57ac1..40dafac 100644
Binary files a/LUA script/LUA script.jpeg and b/LUA script/LUA script.jpeg differ
diff --git a/Let's get started with linux/poster.png b/Let's get started with linux/poster.png
index aad499c..979f40f 100644
Binary files a/Let's get started with linux/poster.png and b/Let's get started with linux/poster.png differ
diff --git a/RWOC/Closing Ceremony/poster.gif b/RWOC/Closing Ceremony/poster.gif
index 0f4ea70..0fb06a1 100644
Binary files a/RWOC/Closing Ceremony/poster.gif and b/RWOC/Closing Ceremony/poster.gif differ
diff --git a/RWOC/DAY 1/Introduction to Opensource/poster.png b/RWOC/DAY 1/Introduction to Opensource/poster.png
index bf9f0b3..6c6ac30 100644
Binary files a/RWOC/DAY 1/Introduction to Opensource/poster.png and b/RWOC/DAY 1/Introduction to Opensource/poster.png differ
diff --git a/RWOC/DAY 1/Opening Ceremony/poster.gif b/RWOC/DAY 1/Opening Ceremony/poster.gif
index d39f3c6..1b1a034 100644
Binary files a/RWOC/DAY 1/Opening Ceremony/poster.gif and b/RWOC/DAY 1/Opening Ceremony/poster.gif differ
diff --git a/RWOC/DAY 2/Programming Games 1/poster.png b/RWOC/DAY 2/Programming Games 1/poster.png
index 8f1d98c..6126f53 100644
Binary files a/RWOC/DAY 2/Programming Games 1/poster.png and b/RWOC/DAY 2/Programming Games 1/poster.png differ
diff --git a/RWOC/DAY 3/Introduction to Web development/poster.png b/RWOC/DAY 3/Introduction to Web development/poster.png
index 84d0053..0ca8b84 100644
Binary files a/RWOC/DAY 3/Introduction to Web development/poster.png and b/RWOC/DAY 3/Introduction to Web development/poster.png differ
diff --git a/RWOC/DAY 4/Programming Games 2/poster.png b/RWOC/DAY 4/Programming Games 2/poster.png
index 7c0618b..1272d36 100644
Binary files a/RWOC/DAY 4/Programming Games 2/poster.png and b/RWOC/DAY 4/Programming Games 2/poster.png differ
diff --git a/RWOC/DAY 5/Introduction to OpenCV/poster.png b/RWOC/DAY 5/Introduction to OpenCV/poster.png
index f32894c..0fb9937 100644
Binary files a/RWOC/DAY 5/Introduction to OpenCV/poster.png and b/RWOC/DAY 5/Introduction to OpenCV/poster.png differ
diff --git a/RWOC/DAY 6/Programming games 3/poster.png b/RWOC/DAY 6/Programming games 3/poster.png
index 51f12e2..8784b0c 100644
Binary files a/RWOC/DAY 6/Programming games 3/poster.png and b/RWOC/DAY 6/Programming games 3/poster.png differ
diff --git a/RWOC/DAY 7/Introduction to Processing/poster.png b/RWOC/DAY 7/Introduction to Processing/poster.png
index 6fcf2c6..33668eb 100644
Binary files a/RWOC/DAY 7/Introduction to Processing/poster.png and b/RWOC/DAY 7/Introduction to Processing/poster.png differ
diff --git a/Robo Benchmark/Robo Benchmark.jpeg.mp4 b/Robo Benchmark/Robo Benchmark.jpeg.mp4
index b31f35d..252daa3 100644
Binary files a/Robo Benchmark/Robo Benchmark.jpeg.mp4 and b/Robo Benchmark/Robo Benchmark.jpeg.mp4 differ
diff --git a/Robo Benchmark/Robo.jpeg b/Robo Benchmark/Robo.jpeg
index 84ca54d..81d515c 100644
Binary files a/Robo Benchmark/Robo.jpeg and b/Robo Benchmark/Robo.jpeg differ