Playmags - Super Durable Building Stabilizer Set 1 ? 12?x12? with Carrying Handle 4 ? 6?x6 ?! Take it to the NEXT level with this Stabilizer board! The size of these Stabilizer Boards measures about 12? by 12? and 4 ? 6? by 6?. Enough space to have your building creations super high & stable. Add these building plates under anything you build, and you will see that your masterpiece will be able to be taller and stronger! Whether you are building a tower, a house, or a gated area, this magnetic building Stabilizer board is the perfect starting point for building, displaying, and playing with your Playmags creations! Add magnetic squares to the sides of the wheel base and form cars, trucks, buses, trains and anything that can ride! The Playmags building blocks are unique. The magnets attract on all sides and even when flipped around. Children will effortlessly learn through creative play about geometric shapes, symmetry, architecture and basic math c