Description: What this product can offer you is that it will be effectively to make kids to learn some magnet science knowledge and to improve their hands-on skills when playing. Comes with magnetic car that kids will greatly enjoy the happiness when playing, and the simulated butterflies will make this car toy has delicate surface. By making with magnet material that this product will be useful and interesting to play. The length of the box is 11.1cm, the width is 9cm, the height is 3cm. It is suitable for kids and children to learn about science knowledge about magnet. Item Name: Magnet Experiment Tool Material: Magnet Features: U-Shaped, Solid, Early Learning Size Details: Box: 11.1cm x 9cm x 3cm/4.37" x 3.54" x 1.18" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. How to Use: Using the principle of NS extreme exclusion, make a magic cart to make the cart roll up. Package Includes: 1 x Middle Bar Magnet 1 x U-Shaped Bar Magnet 2 x Simulated Butterflies 2 x Ring Magnets 1 x Small Bar Magnet 4 x Wheels 2 x Axles