LEGO Birthday Party Cake building toy — Set 40815, 219-piece with 10 brick candles and hidden storage

A colorful, buildable LEGO birthday cake toy (set 40815) that opens to store decorations and includes 10 brick-built candles for personalized celebrations.

This compact LEGO Birthday Party Cake brings playful decoration and hands-on building together for children and fans aged 7 and up. The 219-piece set assembles into a small layered cake that stores flower and swirl decorations inside, while ten brick candles let you match an age or create a festive display. It’s designed to be used as a reusable party prop, a decorative keepsake, or a small gift that encourages creative play beyond a single occasion.

How does the LEGO cake make birthday planning easier?

The LEGO cake doubles as decoration and a toy, so you can add charm to a party without buying disposable cake toppers. Because the candles and decor are reusable, you can adjust the look each year and keep the pieces tidy in the hidden compartment when the celebration ends.

• Comes with 10 brick candles to reflect age or build a whimsical display
• Decorative flowers and swirls included for customizable looks
• Hidden storage inside the build for convenient cleanup and reuse

What will kids learn or practice while building this set?

Assembling the cake supports fine motor skills, following step-by-step instructions, and simple problem solving—suitable for builders who can handle small pieces. The set also sparks imaginative role play as children use the cake in party scenarios or as part of larger LEGO creations.

• 219 pieces provide a satisfying multi-step build
• Small accessories require careful handling and placement
• Encourages imaginative play and setting up celebratory scenes

How big is the finished LEGO birthday cake and where can I display it?

The completed model is compact enough to sit on a table or shelf, measuring roughly 2.5 inches (7 cm) tall and 3.5 inches (9 cm) wide and deep. Its size makes it an easy tabletop centrepiece for children’s parties or a cheerful decoration in a bedroom or playroom.

• Compact footprint fits on party tables and shelves
• Lightweight and easy to move between displays
• Designed to be both a toy and a decorative object

Can this set be adapted for other celebrations besides birthdays?

Yes—the neutral cake shape and interchangeable decorations make it suitable for anniversaries, graduations, or any small celebration. Change candle counts, swap the flowers’ placement, or integrate the cake into larger LEGO scenes to match the occasion.

• Decor pieces can be rearranged for different themes
• Works as a display piece year after year
• Combines easily with other LEGO sets for larger builds

Who is this for: The LEGO Birthday Party Cake (40815) is ideal for young builders aged 7 and older, parents shopping for a memorable small gift, and fans who enjoy creating reusable, displayable models. It suits households that appreciate tactile toys that double as party decor and those who want a compact, customizable keepsake to bring out for celebrations or to add to a miniature display.