When it comes to teaching your little one about cause and effect, the VTech Drop and Go Dump Truck is the perfect toy. Just drop a colorful rock into the top of this cheerful dump truck toy and watch it tumble into the bucket. This fun toy is intended for toddlers ages 6 months to 3 years old. The VTech Drop and Go Dump Truck is a great way to introduce your little one to cause and effect. Just drop a colorful rock into the top of this cheerful dump truck toy and watch it tumble into the bucket. The VTech Drop and Go Dump Truck is intended for toddlers ages 6 months to 3 years old. The VTech Drop and Go Dump Truck is a great way to introduce your little one to cause and effect. Just drop a colorful rock into the top of this cheerful dump truck toy and watch it tumble into the bucket.