• MOTORCYCLE TOY FOR KIDS – Young engineers can rev into action with the LEGO Technic Yellow Motorcycle (42225) building toy for boys and girls ages 7 years old and up

• INTERACTIVE FEATURES & FUNCTIONS – This motorcycle toy includes a 3-piston engine that's connected to the rear wheel with a chain and a working steering function

• HANDS-ON EXPLORATION – Kids can test the steering as they imagine racing down the open road and explore how the engine connects to the rear wheel

• STEM LEARNING THROUGH PLAY – This educational construction set introduces young builders to engineering concepts and can help them develop new STEM skills as they engage in hands-on creative play

• GIFT FOR BOYS & GIRLS – Makes a fun birthday gift or any-time treat for kids who love motorcycles and creative play

• A FUN WAY TO BUILD – The LEGO Builder app guides kids on an intuitive building adventure where they can save sets, track progress and use 3D instructions to zoom in and rotate models as they build

• DIMENSIONS – This 151-piece building set features a LEGO motorcycle model measuring over 3 in. (8 cm) high, 6 in. (16 cm) long and 2.5 in. (6 cm) wide