Tumble Trax® Magnetic Marble Run Presentation & Mounting Boards Specially designed clamp is completely

Specially designed clamp is completely safe for your instrument

texture and shape recognition

With various shapes and textures this collection of large balls provides a great choice for many play situations

Large Core Rolls

Nickel plated finish

Tumble Trax® Magnetic Marble Run Presentation & Mounting Boards Specially designed clamp is completelyLearning Resources Tumble Trax Magnetic Marble Run. Encourage critical thinking as children arrange the magnetic pieces by following designs on Activity Cards to create a magnetic marble run. Once a design has been completed, simply drop the marble at the top to see if it can follow the path all the way to the cup at the bottom. Great for engineering, problem solving and critical thinking skills. Set includes 14 magnetic marble run pieces, one goal