Big Breath Respiratory Kit

Explore the respiratory system with an engaging scientific demonstration!

• Build 12 kits
• Watch lungs inflate as you breathe

Color in details on the pre-punched lung cards. Insert the heavy-duty straw and affix the lung bags. Anatomically correct, these bags will inflate and deflate as the kids blow into the straw. Check out our instructional video for suggestions.

 : Includes 12 bags, 19×20 cm (7½×8"); 12 lung cards, 21.5×28 cm (8½×11”); and 12 straws, 20 cm (8").