Mighty Machines Series 1 - Sealed Box

Inspire building site adventures as kids open the mystery box to reveal the LEGO® Technic™ Mighty Machines (42233) construction toy. These surprise sets make a fun everyday gift idea for boys and girls ages 7 and up, with a vehicle to build, collect and display. Each mystery box contains 1 toy with 8 different construction site vehicles to collect, including a road roller, wheel loader, dump truck, cement truck, wrecking ball crane, mobile crane, bulldozer and an excavator. These sets give kids a great introduction to STEM building toys and engineering as each one includes a moving function powered by LEGO Technic pieces. Inside the box, kids will find a collectible playing card with stats about the model on one side and a road graphic on the other. Kids can use the cards to assemble the road as they collect sets or play and trade cards with friends. These surprise toys for kids make a cool treat for boys and girls who enjoy construction site pretend play.

Details

Title

Number

# 42233

Age

Released

2026

Theme

Technic

Build instructions

View instructions

Features

COLLECTIBLE VEHICLE – Give kids who love vehicles and construction toys a treat with a LEGO® Technic™ Mighty Machines (42233) mystery box building set for boys and girls ages 7 years old and up

8 MACHINES TO DISCOVER – Each mystery box contains1 surprise toy which could include a road roller, wheel loader, dump truck, cement truck, wrecking ball crane, mobile crane, bulldozer or excavator

FUN FUNCTIONS – Every machine comes with its own LEGO® Technic™ moving function, giving kids an introduction to simple engineering techniques as they build

INCLUDES GAME CARDS – Each mystery box includes 1 playing card with fun stats and road graphics that let kids play a fast-paced game with friends as they collect sets

GIFT IDEA FOR KIDS – Treat young builders with this small everyday gift for boys and girls that lets kids assemble a model and create stories with their own mighty machine

BUILD, PLAY AND DISPLAY – LEGO® Technic™ construction machine sets inspire pretend play and make a cool addition to a kid’s collection of vehicle toys on display on a shelf, bedside table or desk

MYSTERY BOXES – The collectible vehicle is presented in its own mystery packaging, giving kids 1 surprise toy, 1 playing card and building instructions in each set

A HELPING HAND – Discover digital instructions in the LEGO® Builder app, where kids can zoom in and rotate models using 3D instructions, track their progress and save sets as they develop new skills