A new Lego tree house kit made with plant-based materials is the latest example of the toy industry’s growing mission to court millennial parents seeking out sustainable toys for their children.

Last year, Lego revealed a new type of brick made using a type of polyethylene created with ethanol from sustainably sourced sugarcane. Though it said only a small percentage of total bricks would be ...

Amazon has a nice deal on the wonderfully designed Lego Ideas Tree House, a 3,036-piece model for experienced builders. The idyllic and highly detailed display set is on sale for $217 (was $250), ...