Refills & Replacement Parts


Delta Refill Center for FOSS and DSM — Quality. Value. Convenience.

Delta Education is the only place to shop for original FOSS and Delta Science Modules (DSM) refills and equipment. Keep your kits in like-new condition with approved and tested materials guaranteed to work with your modules. 

Two Easy Ways to Order:

Order Online

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Select your program and edition below then choose a module. Add replacement items to your cart and submit your order. Log in to your account before ordering to save your cart!

Download Parts Lists

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Download replacement parts lists in PDF or Excel format and submit as an order or quote request to your local sales manager.
CLICK HERE TO FIND YOUR LIST

Living Material shipments incur an additional fee. The shipment of certain living materials is restricted by law in a number of states. Find restriction information HERE.

The refill kits for FOSS Middle School Chemical Interactions (both First and Second Editions) includes regulated chemicals and will incur a hazardous materials $25 fee.