HOLIDAY CLOSURE: Order by noon EST, Wednesday, 17 December 2025 (UPS Ground) for delivery by 24 December 2025. Sigma Marketplace will be closed 23 December 2025 until 5 January 2026; no orders will be processed or shipped. Normal operations resume Thursday, 8 January 2026.

Adoption

Let us introduce you to our newest adoptable resources!
 

Why should you choose Sigma resources to support your curriculum?

Designed by nurses

Our evidence-based books and online nursing continuing professional development (NCPD) courses are designed by nurses, for nurses.
 

High-quality, affordable products

It’s our mission to help nurses help others, and we accomplish this by providing high-quality, affordable products to serve the global community.
 

Self-paced, online NCPD courses

Every NCPD course is completed entirely online and is self-paced.
 

additional resources

Several NCPD courses have companion books.
 

 

Ready to adopt Sigma resources?

(Or call us at 888.654.4968.)