High Quality with Children in Mind Multiple Award WinnerRated by Parents and EducatorsImproves Eye Hand CoordinationDevelops Creative Play SkillsMix and Match Vibrant Colors Goobi Bar: Goobi bars are made of high-quality plastic and include nickel coated strong rare-earth permanent magnets. The magnets are securely embedded inside the ends of the bar’s mold. Each bar end has a positive and negative magnetic polarity. Opposite magnetic polarities stick to each other and iron balls. Goobi Tripod: Goobi tripods are patented interlocking pieces which are used to snap bars into the cavities and create 90° angles. They are great for building rigid cubical structures. Goobi Iron Ball (not a magnet): Goobi iron balls are nickel coated and are not magnets. However, they are attracted to the magnetic bars. The Goobi bar and ball connection creates a 360° joint rotation. Easily Create Geometrical Shapes Helps to develop fine motor skills Comes with a 36 page illustrated guide with step-by-step instructions Instruction Guide Included Multilingual step-by-step instruction guide in English, French, Spanish, German and Italian. All Goobi sets come with a 36-page illustrated booklet with step-by-step instructions. Perfect for Group and Classroom Settings Goobi 40 Piece Set Goobi 70 Piece Set Goobi 110 Piece Set Goobi 180 Piece Set Goobi 300 Piece Set Add to Cart Add to Cart Buying Options Add to Cart Add to Cart Customer Reviews 4.2 out of 5 stars 99 4.4 out of 5 stars 226 4.6 out of 5 stars 273 4.6 out of 5 stars 157 4.7 out of 5 stars 137 Price $17.95$17.95 $24.95$24.95 $29.56$29.56 $59.95$59.95 $99.95$99.95 Total Number of Pieces 40 70 110 180 300 Number of Sticks 21 35 56 84 140 Number of Tripods 7 14 21 35 70 Number of Balls 12 21 33 61 90 Storage Care ✓ ✓ ✓ ✓ ✓ Instruction Guide ✓ ✓ ✓ ✓ ✓ Quality ABS Plastic ✓ ✓ ✓ ✓ ✓ Patented Tripod ✓ ✓ ✓ ✓ ✓ Assorted Colors ✓ ✓ ✓ ✓ ✓