Monster truck fans unleash arena-sized thrills with the LEGO Technic Monster Jam Grave Digger Fire and Ice (42219) and the LEGO Technic Monster Jam Sparkle Smash (42220) building toys for boys and girls ages 7 years old and up. These STEM building sets let young builders construct these iconic monster trucks featuring pull-back action that launches the truck into high-speed stunts and tricks. Builders can pull back the truck and watch it race forward to recreate exciting Monster Jam arena moments. Kids can create their own imaginary Monster Jam events and adventures with these pull-back vehicles. Makes a fun birthday present or holiday treat for kids who love Monster Jam trucks and STEM toys. LEGO Technic sets feature realistic movements and mechanisms that introduce young LEGO builders to the universe of engineering in an approachable and realistic way. The LEGO Builder app includes digital tools that let kids track progress, zoom in and rotate models using 3D instructions.

Features:

• Unleash Arena-Sized Thrills – Kids build and launch a pull-back monster truck with the LEGO Technic Monster Jam Grave Digger Fire and Ice (42219) and LEGO Technic Monster Jam Sparkle Smash (42220) building toys for boys and girls ages 7 years old and up
• Pull-Back Action – Young builders can pull back the truck and watch it race forward to recreate exciting Monster Jam stunts and tricks from the arena
• Authentic Design – LEGO Technic Monster Jam Grave Digger Fire and Ice (42219) toy features authentic details from the real Grave Digger Fire and Ice truck with fire and flames on one side and an icy design on the other and the LEGO Technic Monster Jam Sparkle Smash (42220) toy features authentic details from the real Sparkle Smash truck with sparkling stars and an iconic unicorn horn
• Pretend Play Possibilities – Kids can create their own imaginary Monster Jam events and adventures as they launch their truck into action
• Gift For Boys & Girls – Makes a fun birthday present or holiday treat for kids who love Monster Jam trucks and STEM toys
• A Fun Way To Build – The LEGO Builder app includes digital tools that let kids track progress, zoom in and rotate models using 3D instructions
• LEGO Technic Monster Jam Grave Digger Fire and Ice (42219) Dimensions – This 263-piece LEGO Technic set features a monster truck measuring over 4 in. (11 cm) high, 7 in. (18 cm) long and 4 in. (11 cm) wide
• LEGO Technic Monster Jam Sparkle Smash (42220) Dimensions – This 243-piece LEGO Technic set features a monster truck measuring over 5 in. (12 cm) high, 7.5 in. (19 cm) long and 4 in. (11 cm) wide