Learning Resources Tumble Trax™ Magnetic Marble Run size-9in-by-12in To make the butterfly nectar

To make the butterfly nectar

office or car

- 12 - 3 inch dowels

After learning a lesson

Each book features simple text

Learning Resources Tumble Trax™ Magnetic Marble Run size-9in-by-12in To make the butterfly nectarGet critical thinking skills rolling! Crete your own unique marble run with long, short, and curved magnetic pieces then, drop the marble from the highest point to see your design come to life! Take the challenge to the next level by building the designs pictured on the Activity Cards. Engineering and problem solving have never been this fun! Endless combinations of designs provide multiple levels of learning. Includes 14 magnetic foam pieces plus