Mega Construx Wonder Builder 140 pcs Building Tube, Building Toys for Kids (70 pieces). Get creative with this building tube featuring 140 building bricks and special pieces in speckled colors. With so many possibilities, this construction set can be used to build a rhinoceros, elephant, nature wall and anything you can imagine. Perfect for builders of all skill levels, these bricks can be combined with any Mega Construx building set and are also compatible with other name brands. Add some color to your brick collection. Ideal for Wonder Builders, ages 4 years old and up.