Building Block Calculator
Building Block Calculator and more Quirky Gift Ideas at Perpetual Kid. Flash back to your inner architect with our Building Block Calculators. Add, subtract, mu
100% Customer Satisfaction! If you are not completely satisfied with this item, you may return it within 60 days of purchase
Please see our Return Policy for full details + instructions.
Available in FOUR awesome colors - Red, Green, Blue, and Black!
Plastic. Measures 5.5 x 2.5 x 1
- Item Number