The Stacking Cups by Green Toys are six graduated cups numbered on the bottom from 1 to 6 and is volumetrically accurate. You can scoop and pour water, build towers by turning the cups upside down, sort colored beads or just sort sizes. The Green Toys™ Stacking Cups are colorful and fun, and teach basic counting and math concepts. Fill cups 1 and 2, for example, and it will equal the volume of cup 3. Use the Stacking Cups at home, in the classroom, outdoors, or the tub. Endless possibilities for bath and play time!

Details:

• Promotes counting and basic math concepts 
• Preschool sensory bins 
• Easy to clean and dishwasher safe 
• Made in USA 
• Created by 100% recycled milk jugs! 
• No BPA, phthalates or PVC 
• Color combinations may vary.
• Ages 6 months & up