ZOOB 125 Piece Building Set – Link 
Amazon has this right now at only $16.99!
- 125 colorful ZOOB Pieces, expandable and compatible with all other ZOOB sets
- Create the ZOOB Crown, Pterodactyl or DNA
- Represents STEM (Science, Technology, Engineering, and Math) principles, open ended toys to construct, engineer, explorer and experiment
- Includes a durable plastic storage tub and 5 instruction guides
- Recommended for children 6 years of age and older