Monte Carlo Solitaire

Monte Carlo Solitaire deals 25 cards into a 5x5 grid. Remove pairs of adjacent cards (horizontally, vertically, or diagonally) that share the same rank. After removing all available pairs, the grid compacts — remaining cards shift to fill gaps, and new cards are dealt from the stock to fill empty spaces. Win by removing all 52 cards in pairs. Simple rules hide surprisingly deep positional strategy.

How to Play Monte Carlo Solitaire

Layout

25 cards are dealt face-up in a 5×5 grid. The remaining 27 cards form the stock pile.

Objective

Remove all cards by pairing adjacent cards of the same rank.

Step-by-Step Instructions

Find two cards of the same rank (e.g. two 7s) that are adjacent — horizontally, vertically, or diagonally.
Click both cards to remove the pair from the grid.
After removing pairs, click "Consolidate" to compact the grid — cards shift up and left to fill gaps, and new cards are dealt from the stock to fill empty spaces.
Repeat: find adjacent matching pairs, remove them, consolidate, and refill.
If no adjacent pairs exist after consolidation, the game may be stuck.
Win when all cards have been removed in pairs.

Other Monte Carlo Variations

Easy Monte Carloeasy

Monte Carlo Easy relaxes the adjacency requirement or adds other modifications to make pair removal more flexible. More pairs become available at any given time, increasing the win...

Weddings Monte Carlomedium

Weddings (also called Monte Carlo Weddings) is a Monte Carlo variant where you can remove not just rank-matched adjacent pairs but also card combinations based on specific "wedding...

Why Play Monte Carlo Solitaire Online?

Monte Carlo Solitaire pairs adjacent matching cards in a 5×5 grid. After removing pairs, the grid compacts and refills from the stock. Its simple matching rules make it accessible, while the spatial reasoning required for adjacency keeps it engaging.

Game Features

Grid-Based Gameplay — Match pairs in a dynamic 5x5 grid
Grid Compaction — Cards shift after pair removal to create new matches
Unlimited Undo — Test different pair removal orders
Smart Hints — Highlights adjacent matching pairs you might miss
Statistics Tracking — Track your grid-clearing success rate
Mobile Optimized — Grid layout is perfect for touch devices

Monte Carlo Tips and Strategies

Don't remove pairs randomly — think about which removals create the best new adjacencies after compaction. Removing pairs near the edges often creates more useful new positions than pairs in the center. Preview how the grid will look after compaction before committing to a removal.

Monte Carlo Solitaire Rules

Twenty-five cards dealt face-up in a 5×5 grid. Remove pairs of adjacent cards (horizontal, vertical, or diagonal) that share the same rank. After removing pairs, the grid compacts — cards shift to fill gaps and new cards deal from the stock. Win when all cards are removed in pairs.

Scoring System

Monte Carlo scores 10 points for each pair of matching-rank adjacent cards removed. With 26 possible pairs in a standard deck, the maximum score is 260. Strategic pair selection to create new adjacencies after compaction is key.

Common Mistakes to Avoid

Monte Carlo players often remove the first pair they see. Instead, scan the entire grid first. Prioritize pairs whose removal will create new adjacencies for remaining cards. Think about how the grid compacts — edge cards have fewer neighbors and are harder to match.

Frequently Asked Questions

Everything you need to know about Monte Carlo Solitaire.

What is Monte Carlo Solitaire?

Monte Carlo Solitaire is a classic card game you can play for free online at Solitaire.fyi. No downloads or registration required — play instantly in your browser on any device.

What counts as adjacent in Monte Carlo?

Cards touching horizontally, vertically, or diagonally. Interior cards have 8 neighbours, edge cards have 5, and corner cards have 3. After grid compaction, new adjacencies form as cards shift position.

Is Monte Carlo Solitaire free to play?

Yes — 100% free at Solitaire.fyi with no hidden costs, no sign-up, and no ads that interrupt gameplay. Play unlimited games on desktop, tablet, or mobile.

What is a good win rate for Monte Carlo Solitaire?

Win rates vary by variant and skill level. Experienced players typically win 30-60% of games depending on the variant. Using undo and hints can help you improve.

History of Monte Carlo Solitaire

Monte Carlo Solitaire is named after the famous Monte Carlo Casino in Monaco, reflecting its gambling-themed origins. The game appeared in patience collections in the early 20th century and is sometimes called "Weddings" due to the pairing mechanic. Its grid-based layout and spatial reasoning requirements distinguish it from column-based solitaire games. The compaction mechanic — where the grid shifts after pair removal — creates a dynamic puzzle that changes shape with every move.

Cognitive Benefits of Monte Carlo

Monte Carlo exercises spatial reasoning and predictive visualization. Evaluating which pair removals create the best post-compaction grid positions requires thinking about spatial transformations — a skill closely related to geometry and physics problem-solving.

Play Monte Carlo Solitaire Free Online