Magnastix – 157 Pcs – Jinda Grow in wisdom the high magnetic force magic stick 109 sticks and 48 balls Lighten up with hands-on learning, creative play, and endless magnetic fun! A full-color instruction guide gets kids excited and initiates the fun! Once you’ve got the basics, release your creativity and build all kinds of original structures, straight from your mind to reality! Discover the basics of magnetism and gravity. Learn step-by-step how to build arches, pyramids, towers, and more. Understand how to strengthen structures with special designs and two included panels. Suitable for age 5+ years The size of the stick is approx 1″ The size of the box is approx 9″H x 1.5″B x 12″L