Jane Lee - Cobi Computer Science

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Exciting News: Cobi's AP Computer Science A Curriculum Is Now College Board Endorsed! 🎉

Exciting News: Cobi's AP Computer Science A Curriculum Is Now College Board Endorsed! 🎉

We’re proud to announce that the Cobi AP CSA curriculum has been officially endorsed by the College Board. The New AP CSA Curriculum will be available June 2, 2025! 🔍 What’s New? Our updated curriculum is now fully aligned, both in structure and topic-by-topic sequence, with the College Board’

The New 25-26 AP CSA Curriculum- What changed?

The New 25-26 AP CSA Curriculum- What changed?

Learn more about AP Computer Science A revisions launching in the 2025-26 school year. Course Revisions * The Inheritance Unit (Unit 9) is gone. * Units 1-8 & 10 are now consolidated into 4 units. The order of topics has been rearranged. * A new topic has been added! As part of Unit

AP CS Principles Key Terms

AP CS Principles Key Terms

Learn the essential key terms. Download the printable vocab sheet here. Unit 1. Computing Innovations and Collaboration Key Term Definition Computing innovation The creation or use of new computing technologies, methods, or systems to solve problems. Collaboration Working together with others on a project or task, often involving communication and

Introducing the Java Projects Mini-Course for High School Computer Science

Introducing the Java Projects Mini-Course for High School Computer Science

We're excited to unveil our new mini-course, "Java Projects". This course is structured to enhance students' understanding of Java through hands-on projects, making it an ideal supplement to the AP Computer Science A curriculum. Here's what the course offers: Project Overview: The Word

Announcing the Launch of Our New CompTIA ITF+ Certification Courses for Students and Teachers

Announcing the Launch of Our New CompTIA ITF+ Certification Courses for Students and Teachers

We're excited to introduce our new CompTIA ITF+ Certification course. The course aims to bolster IT literacy and help prepare students and educators for the CompTIA ITF+ certification exam. Curriculum CompTIA ITF+ Certification Curriculum is a one-semester course designed for grades 7-12. It covers essential IT topics needed

AP CS Principles Conquer and Succeed - Book now available

AP CS Principles Conquer and Succeed - Book now available

"AP Computer Science Principles 2024: Conquer and Succeed" offers a comprehensive and expertly crafted guide to mastering the AP Computer Science Principles exam. Leveraging the experience of guiding over 80,000 students through their computer science journey, this book stands as your comprehensive resource for thorough exam preparation.

Search Algorithms

Search Algorithms

In the realm of computer science, efficiently finding data is crucial. Search algorithms are the tools that make this possible. This post delves into two fundamental search algorithms: linear search and binary search. Linear Search Imagine searching for a specific item in a row of objects; you start at one

2024 AP CS Principles Create Task Checklist

2024 AP CS Principles Create Task Checklist

Use this AP CS Principles Create Performance Task checklist to ensure you are submitting all necessary materials that meet the updated requirements. Also, be sure to download the list document at the bottom of the page. General Requirements: 1. Final program code 2. A video that displays the running of

AP CS Principles Performance Task in Roblox

AP CS Principles Performance Task in Roblox

Did you know that Roblox Studio offers an excellent coding environment? Students can use Roblox Studio to learn the basics of programming while building places, animating characters, and defining the behaviors and mechanics using the Lua programming language. Students will learn how to use Roblox Studio to meet the requirements

Intro to Python with Turtle Graphics

Teaching and Learning

Intro to Python with Turtle Graphics

Introducing Python Turtle Graphics to your students is an excellent way to teach your students how to code. It's also an excellent tool to teach math and geometry, help students learn to look up information from documentation, and of course, learn Python. Watch this 1-hour step by step

Big Change! AP CS Principles Performance Task

Big Change! AP CS Principles Performance Task

Big change is happening. College Board recently announced that this year, the AP CS Principles Performance Task and the End of Course Exam are changing. In this video, we’ll look at the big changes and go over strategies for how we can best prepare for this. Here's

Python Turtle Syntax 1 Pager

Teaching and Learning

Python Turtle Syntax 1 Pager

If your students are feeling a bit overwhelmed by the wealth of information in the turtle library, we recommend getting started with this 1-page reference sheet that has the most commonly used turtle commands.

AP CSA Java Syntax Reference 1 Pager

Teaching and Learning

AP CSA Java Syntax Reference 1 Pager

Are you studying AP CSA this school year? Here's a must-have resource for you. Download this AP CSA Java syntax reference sheet. Keep it handy and make sure you are familiar with all of them by March!

Python Math Fundamentals

Teaching and Learning

Python Math Fundamentals

How strong is your Python Math foundation? Do a quick review of the basics. Then download and try out the 1-page Python Math Quiz!

Scratch to Java (Part-1)

Teaching and Learning

Scratch to Java (Part-1)

Transitioning from block coding to text can be challenging. In this post, we'll look into the 1:1 code comparison of Scratch and Java. In the next post, we'll take a Scratch project and code it in Java.

Python Syntax 1-Pager

Teaching and Learning

Python Syntax 1-Pager

Download this 1-page Python syntax reference sheet. Keep it handy by your computer!

Introducing Cobi 🎉

Introducing Cobi 🎉

Popfizz upgraded significantly. So much so that we had to give it a new name - Cobi. It's faster, more flexible, and has all the feature requests from our teachers. Try it out today!

It's that time again. Free Posters!

It's that time again. Free Posters!

It's that time again. Free Posters! Every year, around this time, we give you free posters. Download and print them for your class. Download Posters → Would you like to take a tour of Cobi? Schedule a tour here!

Roblox Coding for Teachers

Roblox Coding for Teachers

Roblox Coding for Teachers Are you looking for fun activities to try out with your students? Try coding using the Roblox Studio. Here's a quick intro video to help you get started. Make sure to download the Roblox Studio and let's begin!