Events Forum of Spark: Puzzles for the Curious

Read more about Explore the Library

Explore the Library

Browse hundreds of themes by topic and editor.

Jun 29, 2026 — Jul 30, 2026

Read more about Dark Mode is here

Dark Mode is here

A new look for your daily puzzles

Apr 15, 2026 — May 16, 2026

Read more about Add our new widget

Add our new widget

Easily access daily puzzles and track your streak

Apr 1, 2026 — May 1, 2026

Read more about Play Knockout, our newest game

Play Knockout, our newest game

Compare two contenders. Learn fascinating facts.

Mar 2, 2026 — Apr 2, 2026

Read more about Lunar New Year Puzzles

Lunar New Year Puzzles

Celebrate the Lunar New Year with clever puzzles.

Feb 17, 2026 — Feb 20, 2026

Read more about Let the Games Begin

Let the Games Begin

Play puzzles inspired by the global winter games.

Feb 6, 2026 — Feb 10, 2026

Read more about New year, new puzzles

New year, new puzzles

Learn something new every day in 2026

Jan 1, 2026 — Feb 1, 2026

Read more about Guest editor: Doug Sharpe

Guest editor: Doug Sharpe

Play Doug's puzzles all about fast food.

Dec 18, 2025 — Dec 20, 2025

Read more about 'Tis the season to learn

'Tis the season to learn

Unwrap puzzles with fascinating holiday facts.

Dec 18, 2025 — Dec 27, 2025