Nell, the Horizons guide for stories and books — **Nell**Your story guide

Grammar Story Challenge

Master English Through the Power of Storytelling

Choose your level, complete the story and take your English beyond the horizon.

Forget isolated grammar exercises. In the Grammar Story Challenge, every answer moves a story forward. Explore adventures, mysteries, classics, real events, comedy, fantasy, history and much more—all adapted to your English level.

How It Works

Choose Your Level

Select the level that matches your English and explore stories from different genres.

Complete Each Scene

Choose or type the correct answers to continue the plot and progress through every scene.

Use Hints and Checkpoints

Mistakes unlock grammar help, while checkpoints protect the progress you have already made.

Unlock the Final Recap

Complete the challenge to reveal the full story, correct answers and grammar explanations.

Select Your Challenge

Choose Your Level

The level determines the language difficulty—not the type of story. Explore adventures, mysteries, classics, comedy, fantasy, real events, history and much more.

Elementary Stories

Build confidence with guided stories and clear grammar choices. Explore simple adventures, classics, comedy, fantasy and everyday situations.

Gameplay: dropdown menus with three options.

Explore A2

Intermediate Stories

Follow richer plots and practice a wider range of grammar through adventures, mysteries, films, legends, historical stories and more.

Gameplay: dropdown menus with three options.

Explore B1

Upper-Intermediate Stories

Complete more complex stories by actively producing the missing language. Genres may include mystery, crime, science fiction, drama and real events.

Gameplay: typed answers with flexible checking.

Explore B2

Advanced Stories

Master advanced structures, collocations, connectors and shades of meaning through sophisticated narratives from many different genres.

Gameplay: typed answers with accepted variants.

Future Collection

Mastery Stories

Face the most demanding stories in the Hall, where precision, nuance and complete control of English determine your progress.

Gameplay: advanced typed answers and complex language choices.

Future Collection

Standalone Stories

Choose individual stories from different genres according to your English level.

Themed Story Packs

Enter a complete universe with multiple connected challenges, custom music, backgrounds and special effects.

Enter a Themed Story Pack

Explore complete worlds through connected stories, custom backgrounds, music, themed effects and unique gameplay elements.

Available Now

Harry Potter Pack

Enter the wizarding world through magical grammar story challenges inspired by the complete saga.

B1 · Magic · Mystery · Adventure

Enter the Wizarding World

Available Now

The Lord of the Rings & The Hobbit

Adventure, friendship and unforgettable quests across Middle-earth through both trilogies.

B1 · Fantasy · Quest · Myth

Enter Middle-earth

Available Now

Star Wars Pack

Epic journeys, legendary heroes and grammar missions across all nine episodes of the saga.

B1 · Space · Action · Legends

Enter the Galaxy

Available Now

Pirates of the Caribbean Pack

Set sail through legendary adventures, hidden treasures and high-seas grammar challenges.

B1 · Pirates · Treasure · Adventure

Set Sail

Available Now

Disney Pack

Enter an enchanted story park where every land opens a different Disney adventure, complete with its own atmosphere, characters and grammar challenge.

B1 · Story Park · Animation · Magic

Enter the Story Park