Set off on a bright, playful adventure that blends letter learning, exploration, and creativity to help preschoolers discover their ABCs. Trace letters at the library, then hit the road singing the alphabet song as you drive through town delivering letters by matching colors, before finishing at the farm building fun, friendly animals.

Join a fun seasonal egg hunt in Number Train, complete a free Easter Chick puzzle and decorate colorful eggs with stickers in the Spring Chicks play pack.

Now updated with bug fixes and improvements!

Get ready to celebrate Valentine’s Day! Build a free LEGO DUPLO Heart Puzzle and dive into a fun Find the Heart mini-game.

Hop in the ambulance and get ready to help! Load up at the hospital, zoom through busy streets to reach each patient, and give them the care they need with fun first aid. Then, switch from hero to artist as you decorate and design the hospital waiting room. It’s a playful mix of action, kindness, and creativity — the perfect game for little first responders!

Unwrap the fun! Winter has arrived in Number Train -find presents as you play, and finish a free snowy puzzle!

Celebrate Thanksgiving with a free turkey puzzle! Gobble up the fun as you piece together a LEGO DUPLO turkey. Great for little ones who love to play and explore.

Hop aboard - Halloween on the Number Train has arrived! Search for hidden pumpkins as you play, and don’t miss your spooky surprise, a FREE Pumpkin Puzzle to complete!

Roar into a world of dino fun! Mix and match heads, tails, and claws to create your own dino buddy! Play hide and seek in magical dino lands, from behind waterfalls to inside volcanic caves. Feed your dinos and help a baby dino hatch and grow. It’s giggles, surprises and roars for little adventurers!

Gear up for back-to-school fun with a Pencil Puzzle, then hop aboard the Number Train to hunt for giant numbers.

Let's race! Build your race car and take part in the DUPLO Championship. Tap to change lanes, pick up stars and watch out for obstacles! Collect your trophy and celebrate at the medal ceremony. Tackle the maze and see if you can find your way to the finish line!

Summer has arrived! Hop aboard the Number Train to hunt for hidden ice creams, and don't miss our free puzzle as you recreate a colorful rainbow ice cream to celebrate the sunny season!

All aboard! Build a train, and drive it through DUPLO World! Stop at the railway station to pick up passengers and load on luggage. Wash your train when it gets muddy, and charge it up when it's low on battery! Get a snack at the station cafe before you continue your journey.

It's time for flowers to bloom! Build a beautiful Tulip in the latest free puzzle to celebrate May Flowers.

Happy Easter! Join a fun egg hunt in Number Train!

Spring has sprung, Winter retreats and nature returns to life! Guide little eggs safely back to their nests. Add to the color & joy by decorating in an egg hunt. Then build up high and help baby birds fly. Celebrate the joy of spring with imaginative play and curiosity!

Love is in the air! Celebrate Valentine's Day by hunting for hearts in Number train and playing a brand-new Free Puzzle!

Celebrate the Chinese New Year with a free Snake puzzle and a Chinese Lantern Hunt

Happy Holidays! A festive free puzzle and hunt for presents in Winter Number Train!

Pets are family and they like to have fun. Calm them down so the vet can help. Decide what they need to make them feel better. Then find their owners to take them home.

Boo! It's Halloween. A FREE puzzle and a Pumpkin Hunt!

Build your shuttle, Little Astronauts, There’s strange planets to explore. Look out for an alien, or maybe… lots? Map the stars above & more!

Now updated with bug fixes and improvements!

Are you getting ready for Summer? Duplo World is!

Summer is here - there’s music by the shore! Dive into the ocean and listen some more. And as the sun sets, on this perfect day The DJ is ready, it's time to play!