We love that they are portable and machine washable

here’s what you need:

big enough to make playing easy

Parent/Guardian Relationships

GraviTrax Junior: Dinosaur Large Starter Set world-of-birds We love that they areIntroduce your child to the prehistoric world with GraviTrax Junior: Dinosaur Large Starter Set. Designed for ages 3 and up, this interactive marble run combines dinosaur themed fun with hands on learning. Build dynamic tracks using tunnel curves, switches, 3 in 1 curves, and crossings while exploring cause and effect through rolling marbles. The set features charming dinosaur figures and decorative elements crafted from sustainable wooden bioplastic.