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Champions and gold medalists Serena Williams, Neymar Jr, Carmelo Anthony and more inspire students to push themselves.

Canadian Prime Minister Justin Trudeau coded a simple game featuring his favorite sport.

After an epic battle, 80% of Brooklyn schools did the Hour of Code vs. 60% in Chicago. Not bad!

Sophie Reynolds from “Gamer’s Guide to Pretty Much Everything” and Karan Brar from “Bunk’d” learn how to code their own basic game, then play it.

The Hour of Code 2015 kicks off with a pep rally in New York City, hosted by Code.org, Microsoft, and Google (with a very special appearance by R2-D2 from Star Wars and more)

Google Director of Education Maggie Johnson moderated a panel where Four students from around New York City spoke about how they got into computer science, and shared their advice for both their classmates and leading tech companies.

Infosys Foundation USA Chairperson and Code.org Board Member Vandana Sikka helps students from Bronx, NY complete their Hour of Code tutorial at the Hour of Code Kickoff Pep Rally

The CEO of Microsoft leads Seattle 4th graders through the basics of computer science with Minecraft

This girl tried our "Minecraft" Hour of Code tutorial and goes through every emotion you feel on your coding journey, with an amazing finish.

"By learning to code today, you're already getting a head start on taking over the world." — Dona Sarkar

Surprising everyone — even store employees — Apple's CEO joined an Hour of Code workshop and called for fundamental changes in education.

UK's Prime Minister hosts students at 10 Downing Street. "In this digital age, coding matters, which is why initiatives such as the Hour of Code are so important."

12th grade computer science student Amina Dualeh joins us to ring the Opening Bell at Nasdaq, celebrating the week's worldwide Hour of Code event.

Luna Ruiz, 17, joins Code.org founder Hadi Partovi. She tells the crowd: "Working in tech is about collaboration and playing your part."

She asks her fans to try it "because it's cool and important."

The actress, activist, and entrepreneur hosted an Hour of Code with the entire staff at The Honest Company

Ahead of the release of Star Wars: The Force Awakens, Star Wars characters join the Hour of Code movement.

Additional Disney VoluntEARS support the campaign worldwide.

#HourOfCode gets a special Twitter emoji and the hashtags trends in the United States and abroad.

Students at 198,000 events nearly every country in the world — from France to Pakistan to Brazil to Cambodia to the US — begin the Hour of Code 2015.

The Windy City is in for the friendly competition, asking every single school to join the movement.

The Borough President of Brooklyn, New York City challenges Chicago on who can get more schools to do the Hour of Code.

Sheryl Sandberg, Karlie Kloss, Jessica Alba, and inspiring women in tech share their thoughts on changing the world.

Microsoft and Code.org team up for “Minecraft” Hour of Code tutorial that aims to introduce millions of youth to the creativity of computer science

Code.org, Disney and Star Wars launch Hour of Code "build-your-own-game" tutorial to broaden computer science participation. The lesson features Leia and Rey from Star Wars: The Force Awakens.

NFL player Earl Thomas joins Washington Governor Jay Inslee and middle school students for an Hour of Code.

The Hour of Code 2015 is announced with a brand new video, and a goal to reach 100,000 events.

Amazon’s VP of Consumer Business & Code.org Board member, Jeff Wilke joined the Code.org team to present a $10,000 prize to Rainer Elementary School in WA.

Verizon employees participate in more than 15 schools, including the Verizon Innovative Learning Schools, where every student is provided a tablet to inspire learning anytime, anywhere.

Over 400 Salesforce employees volunteered globally, including teaming up with 17 schools in San Francisco and 4 in Oakland.

Expedia mobilizes volunteers in Vegas & Seattle

Employees across IAC brands joined Hour of Code for the first time

AT&T sets new records by volunteering in schools, giving inspirational talks, and mentoring students across the country and even in the UK.

Over 1,466 GoDaddy employees volunteered and tried an Hour of Code around the world.

AMEX employees present a Code.org $10,000 award to Nova Eisenhower Elementary.

Accenture employees participate in 186 cities across 56 countries and pledge to complete nearly 8,000 Hours of Code!

Over 800 HP employees volunteer, introduce new learning tools in over 90 schools, and host over 50 events globally and nationally.

Goldman Sachs employees organize code-themed career days at their offices in Dallas & Salt Lake City.

“It was amazing to see everybody engage and excel." - Charlie Mayer, Operations & Investor Relations, Opower

From Shanghai to Sydney to Brussels to New York City.

Pro basketball legend Dikembe Mutombo does the Hour of Code with students in Brooklyn, New York.

Senator Cory Booker meets with students from Newark, New Jersey and inspires them to keep learning skills that'll prepare them for 21st-century futures.

President Obama is the first president to write a line of code, hosting a historic Hour of Code for students at the White House.

“Every girl deserves to take part in creating the technology that'll change our world, and change who runs it.”

Eddy Cue, Apple’s SVP of Internet Software and Services: “Education is part of Apple’s DNA and we believe this is a great way to inspire kids to discover technology.”

For the second year in a row, President Obama kicks off Computer Science Education Week by asking students to learn an Hour of Code.

Celebrities from all walks of life, including Ashton Kutcher, Shakira, Mark Zuckerberg, Angela Bassett, Dwight Howard, and more, kick off the 2013 campaign.

Google celebrates the Hour of Code 2013 with this tribute to Grace Hopper, one of the very first computer programmers.