Kids aged 7+ who love Monster Jam have lots to discover with this LEGO Technic Monster Jam Dragon (42149) pull-back truck toy. It comes with awesome dragon details like spikes and horns. With realistic graphics and colors, this toy truck model lets kids recreate favorite scenes from the Monster Jam arena. When kids are ready for something new, they can rebuild this 2-in-1 toy Monster Jam truck into a Crocodile Buggy model. The pull-back action lets kids race their truck and recreate the tricks they’ve seen in the real Monster Jam arena. LEGO Technic buildable models feature realistic movement and mechanisms that introduce LEGO builders to the universe of engineering in an approachable and realistic way. Get ready for an easy and intuitive building adventure with the LEGO Builder app. Here kids can zoom in and rotate models in 3D, save sets and track their progress. - Monster truck gift – Kids can build and race this LEGO Technic Monster Jam Dragon (42149) toy truck. With pull-back action, this 2-in-1 toy gives them hours of play - Designed for role play – Kids use the pull-back feature to send the truck racing along before recreating cool monster truck jumps and tricks - 2-in-1 toy – When they’re ready for a new challenge, kids can rebuild the model into a Crocodile Buggy with pull-back action - Dragon graphics – Kids can decorate their Monster Jam™ truck with sticker graphics that recreate the design of the real-life Monster Jam truck - For kids aged 7+ – A great introduction to building and engineering for young Monster Jam fans. Makes a fun birthday, holiday or anytime gift for truck fans - Sized for play – This Monster Jam truck model measures over 4.5 in. (12 cm) high, 7 in. (19 cm) long and 4 in. (11 cm) wide - A helping hand – Discover intuitive building instructions in the LEGO Builder app, where kids can zoom in and rotatemodels in 3D, track progress and save sets as they develop new skills - An introduction to engineering – LEGO Technic buildable model sets feature realistic movement and mechanisms that introduce young LEGO builders to the universe of engineering - High quality – LEGO Technic components meet rigorous industry standards to ensure they are consistent, compatible and connect reliably every time - Safety first – LEGO Technic components are dropped, heated, crushed, twisted and analyzed to make sure they meet strict global safety standards