Push & Go Technology: Joints can swingrealistic detailed and Push & Go technology for extra playability while providing countless hours of indoor and outdoor fun.Kid could assemble and play toy truck with partner.Great assembly toys for boys girls. Lights & Sounds & Cool Bright Designed: Color is brightbig pieces so easy for kids hands.The engine piece which randomly starts making car sounds and lighting up is super amazing(batteries included).All materials are high-quality and safeengineered to withstand bumps! Manufacturered by Landtaix. A Fun DIY Learning Activity: Best take apart toys for boys.Tighten & loosen equipped with screwdriver.DIY activity that allows kids to unleash their natural inner desire to build and fix toys.The parents can assemble truck car with kids and enhance parent-child interaction. Gifts for all curious 3+ kids: Packaging is bright and colorful! Excellent take apart truck construction toys for 3 4-7 year old boys kids.Great assembly toys for birthdayChildren's day Christmas Chanukah Easter STEM summer camp activitiesschool activities. 7-in-1 Truck Series: 68 pieces take apart toys for boys age 3-7 contains 7 models-roller bulldozer rock cutting machine watering cart truck and cutting machine.Equipped with 1x screwdriver1x doll gift and 1x instrcution sheet.One kit can easily play different driver roles.