Adding the joy to the intellectual aspect of a kid's toy is not available in many toys.  Domino Train Blocks Set includes all that in one set.

Product description: 

• IMMERSIVE FUN: The brand-new construction vehicle style can let the domino construction vehicle release a long enough formation. Add an additional set of road construction props to make the children immersive.

• ENCOURAGES STEM DEVELOPMENT: Designed to engage kids in their early STEM development, our Dominoes encourages children’s spatial thinking abilities, and color recognition and will keep your little engineers coming back for more fun.

• Automatic Laying Function: Dominoes will automatically cast the cards during the driving process after the placement is completed and push the card and the dominoes will appear and have a chain-like effect that rolls like a race.

• SAFE TO PLAY WITH: These plastic Blocks domino pieces are finished with non-toxic paints which are safe and won’t fade. The dominos are made of high-quality plastic, Smooth edges to ensure children's safety during play.

• PERFECT GIFT FOR BOYS AND GIRL: This is a fun toy, especially if you and your kids/grandkids are domino racing fans, can also be used as Christmas gifts, Halloween gifts, children's birthday surprises, and jigsaw puzzles, giving children a happy entertainment time