This fits your. Make sure this fits by entering your model number. 1.SUPPLEMEN:On the basis of the original?More than 20 different geometric models to build 2.SAFETY: All pieces are made with high quality non-toxic materials and are larger than Legos to greatly reduce choking hazard. 3.LEARN WHILE PLAYING: Helps children build fine motor skills, hand and eye coordination and generate ideas and creativity. 4.SOCIAL DEVELOPMENT: Encourages children to work together to build creations. Great family bonding activity will have you and your Lil' Engineers building away for hours! 5.LESS MESS: With resealable plastic bag to store pieces and keep away from dust.