Mindware Q-Ba-Maze 2.0 (discontinued) options-985-2 These sleek calculators have mercury

These sleek calculators have mercury free batteries and are dual powered

magnetic play and an introduction to the basic principles of engineering and geometry

Prepare fifth grade students for college and career readiness with this content-packed resource

Each vehicle has real axles and wheels for true rolling action

Each pack includes 24 pre-sharpened 7" pencils in different colors

Mindware Q-Ba-Maze 2.0 (discontinued) options-985-2 These sleek calculators have mercuryQ Ba Maze 2. 0 is a unique system of colorful cubes that interlock to form a marble run. The big difference? You can create marble maze sculptures in the form of animals, geometric shapes or any other design! Configurations are unlimited, allowing for unpredictable action when steel balls travel the various routes. It's a live demonstration of probability, physics and art, all in one! Big Box includes 72 cubes in five different colors and 20 steel