diff --git a/CHANGELOG.md b/CHANGELOG.md
index 925641ba2..26cba6c60 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,64 @@
+# [3.1.0](https://github.com/freeCodeCamp/curriculum/compare/v3.0.1...v3.1.0) (2018-07-27)
+
+
+### Bug Fixes
+
+* **challenge:** syntax error in sample code snippet ([1d3e076](https://github.com/freeCodeCamp/curriculum/commit/1d3e076))
+* **challenge:** typos in first Basic CSS challenge test ([5e41e74](https://github.com/freeCodeCamp/curriculum/commit/5e41e74))
+* **challenges:** add code input space for final d3 challenge ([f0b7ea9](https://github.com/freeCodeCamp/curriculum/commit/f0b7ea9))
+* **challenges:** add comments to getter/setter instructions codeblock ([9e9bc27](https://github.com/freeCodeCamp/curriculum/commit/9e9bc27)), closes [#92](https://github.com/freeCodeCamp/curriculum/issues/92)
+* **challenges:** add solution project euler 52 ([f31fe38](https://github.com/freeCodeCamp/curriculum/commit/f31fe38))
+* **challenges:** add solution to project euler 53 ([56d7caf](https://github.com/freeCodeCamp/curriculum/commit/56d7caf))
+* **challenges:** add user story to tribute page challange ([12c78d4](https://github.com/freeCodeCamp/curriculum/commit/12c78d4))
+* **challenges:** allows single quotes ([57dab6d](https://github.com/freeCodeCamp/curriculum/commit/57dab6d))
+* **challenges:** broken link ([64b93df](https://github.com/freeCodeCamp/curriculum/commit/64b93df))
+* **challenges:** broken link ([de30ac8](https://github.com/freeCodeCamp/curriculum/commit/de30ac8)), closes [#17823](https://github.com/freeCodeCamp/curriculum/issues/17823)
+* **challenges:** change del tag to s tag ([4dc7589](https://github.com/freeCodeCamp/curriculum/commit/4dc7589))
+* **challenges:** change green-box class margin to match red-box ([9fd5533](https://github.com/freeCodeCamp/curriculum/commit/9fd5533)), closes [#169](https://github.com/freeCodeCamp/curriculum/issues/169)
+* **challenges:** change innerHTML to textContent ([#160](https://github.com/freeCodeCamp/curriculum/issues/160)) ([06e1ba1](https://github.com/freeCodeCamp/curriculum/commit/06e1ba1)), closes [freeCodeCamp/freeCodeCamp#17888](https://github.com/freeCodeCamp/freeCodeCamp/issues/17888)
+* **challenges:** fix 2nd test bug ([362fc8a](https://github.com/freeCodeCamp/curriculum/commit/362fc8a)), closes [#17769](https://github.com/freeCodeCamp/curriculum/issues/17769) [#17039](https://github.com/freeCodeCamp/curriculum/issues/17039) [#16967](https://github.com/freeCodeCamp/curriculum/issues/16967)
+* **challenges:** fix broken tests - es6_declarative_function ([667dba9](https://github.com/freeCodeCamp/curriculum/commit/667dba9))
+* **challenges:** fix challenge for fallback value of CSS variable ([3abf7ad](https://github.com/freeCodeCamp/curriculum/commit/3abf7ad))
+* **challenges:** fix description and tests to use sync hashing ([cfa99ef](https://github.com/freeCodeCamp/curriculum/commit/cfa99ef)), closes [#119](https://github.com/freeCodeCamp/curriculum/issues/119)
+* **challenges:** fix initial contents ([9329543](https://github.com/freeCodeCamp/curriculum/commit/9329543))
+* **challenges:** fix regex (es6 : import vs require) ([f4d598f](https://github.com/freeCodeCamp/curriculum/commit/f4d598f)), closes [#108](https://github.com/freeCodeCamp/curriculum/issues/108)
+* **challenges:** fix regex in applied visual design challenge ([#162](https://github.com/freeCodeCamp/curriculum/issues/162)) ([5a34767](https://github.com/freeCodeCamp/curriculum/commit/5a34767)), closes [#161](https://github.com/freeCodeCamp/curriculum/issues/161) [#161](https://github.com/freeCodeCamp/curriculum/issues/161)
+* **challenges:** fix regex to allow redundant space characters ([8b99b8b](https://github.com/freeCodeCamp/curriculum/commit/8b99b8b))
+* **challenges:** fix typo in "split string into array using split" ([5b27dfd](https://github.com/freeCodeCamp/curriculum/commit/5b27dfd))
+* **challenges:** fix typo in a "mongodb and mongoose" challenge ([bd67a66](https://github.com/freeCodeCamp/curriculum/commit/bd67a66))
+* **challenges:** fix typo in a node and express challenge ([78d86a4](https://github.com/freeCodeCamp/curriculum/commit/78d86a4))
+* **challenges:** fix typo in findOneAndUpdate() challenge ([ab912e4](https://github.com/freeCodeCamp/curriculum/commit/ab912e4))
+* **challenges:** fix typo in node and express challenge ([7f3ed42](https://github.com/freeCodeCamp/curriculum/commit/7f3ed42))
+* **challenges:** fix typos ([82f85b0](https://github.com/freeCodeCamp/curriculum/commit/82f85b0))
+* **challenges:** fixed a typo in Data structures challege ([a4f810e](https://github.com/freeCodeCamp/curriculum/commit/a4f810e)), closes [freeCodeCamp/freeCodeCamp#17786](https://github.com/freeCodeCamp/freeCodeCamp/issues/17786)
+* **challenges:** fixed RegEx for template literals javascript challenge ([66d8463](https://github.com/freeCodeCamp/curriculum/commit/66d8463)), closes [#65](https://github.com/freeCodeCamp/curriculum/issues/65)
+* **challenges:** fixed regex in a challenge ([c28aac0](https://github.com/freeCodeCamp/curriculum/commit/c28aac0)), closes [freeCodeCamp/freeCodeCamp#17861](https://github.com/freeCodeCamp/freeCodeCamp/issues/17861)
+* **challenges:** glitch links in backend projects now open in new tabs ([507c22d](https://github.com/freeCodeCamp/curriculum/commit/507c22d)), closes [#17799](https://github.com/freeCodeCamp/curriculum/issues/17799)
+* **challenges:** grammatical error ([5308332](https://github.com/freeCodeCamp/curriculum/commit/5308332))
+* **challenges:** improve template literal challenge instructions ([99f4b9f](https://github.com/freeCodeCamp/curriculum/commit/99f4b9f))
+* **challenges:** inline style semicolon consistency ([3557016](https://github.com/freeCodeCamp/curriculum/commit/3557016)), closes [#17909](https://github.com/freeCodeCamp/curriculum/issues/17909)
+* **challenges:** minor css grid typo ([f147430](https://github.com/freeCodeCamp/curriculum/commit/f147430))
+* **challenges:** moved the <em> tag inside the <p> tag ([128794d](https://github.com/freeCodeCamp/curriculum/commit/128794d))
+* **challenges:** remove obsolete mention of beta and update link [#144](https://github.com/freeCodeCamp/curriculum/issues/144) ([59d98b8](https://github.com/freeCodeCamp/curriculum/commit/59d98b8))
+* **challenges:** replace assertions in authentication with socket.io ([20e3617](https://github.com/freeCodeCamp/curriculum/commit/20e3617)), closes [#82](https://github.com/freeCodeCamp/curriculum/issues/82)
+* **challenges:** typo and grammatical error ([c1160c5](https://github.com/freeCodeCamp/curriculum/commit/c1160c5))
+* **challenges:** typo error ([2d3ca6d](https://github.com/freeCodeCamp/curriculum/commit/2d3ca6d))
+* **challenges:** typo in javascript algorithms/debugging/2 ([8286ff9](https://github.com/freeCodeCamp/curriculum/commit/8286ff9))
+* **challenges:** typos in some basic node and express challenges ([93277e5](https://github.com/freeCodeCamp/curriculum/commit/93277e5)), closes [#113](https://github.com/freeCodeCamp/curriculum/issues/113) [#114](https://github.com/freeCodeCamp/curriculum/issues/114)
+* clarify unclear instructions ([2a7a3fa](https://github.com/freeCodeCamp/curriculum/commit/2a7a3fa))
+* incomplete Sass Test ([086a4a0](https://github.com/freeCodeCamp/curriculum/commit/086a4a0))
+* penguin colors to match directions ([0f4b8a9](https://github.com/freeCodeCamp/curriculum/commit/0f4b8a9))
+* **challenges:** update pseudo-element selector syntax from CSS2 to CSS3 ([15675e8](https://github.com/freeCodeCamp/curriculum/commit/15675e8))
+* **challenges:** update RegEx for testcase in es6 challenge ([857b3e9](https://github.com/freeCodeCamp/curriculum/commit/857b3e9))
+* **challenges:** update test suite CDN link ([a311e06](https://github.com/freeCodeCamp/curriculum/commit/a311e06))
+* **challenges:** updated dates ([21bb9d0](https://github.com/freeCodeCamp/curriculum/commit/21bb9d0)), closes [#17908](https://github.com/freeCodeCamp/curriculum/issues/17908)
+* **gitignore file:** added .vscode and unpacked folder to the file ([1b8eb67](https://github.com/freeCodeCamp/curriculum/commit/1b8eb67))
+
+
+### Features
+
+* **challenge:** add tests for the timestamp microservice challenge ([0cb0da8](https://github.com/freeCodeCamp/curriculum/commit/0cb0da8))
+
 ## [3.0.1](https://github.com/freeCodeCamp/curriculum/compare/v3.0.0...v3.0.1) (2018-06-30)
 
 
diff --git a/package-lock.json b/package-lock.json
index 9ed79b8dd..aa8bad226 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@freecodecamp/curriculum",
-  "version": "3.0.1",
+  "version": "3.1.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 6e7fe7208..c6f86db56 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   "bugs": {
     "url": "https://github.com/freeCodeCamp/curriculum/issues"
   },
-  "version": "3.0.1",
+  "version": "3.1.0",
   "main": "dist/index.js",
   "scripts": {
     "build": "npm run build:js && npm run build:json",