A new school year brings new questions.

Find answers in the Kami Learning Hub.
Comparative analysis

Book Creator vs. Bulb for digital portfolios

Bulb has been a familiar name in K-12 digital portfolios for years, and plenty of schools have built real workflows around it. Today there are more options, and the right fit depends on what a program actually needs to prove: that a student can read and reflect, or that a student is workforce-ready in a technical pathway. 

Animated clip of a student smiling while writing in a notebook beside an open laptop at a desk.

Digital portfolios, from every learner

Does the tool let a struggling reader, a multilingual learner, and a CTE senior all show what they know in their own way?

Book Creator

Bulb

Multimodal creation:
Combines writing, audio, images, video, and drawing in one book, with real-time collaboration and multimedia comments (text, audio, video, or stickers) for feedback
Multimodal creation:
Supports embedding photos, videos, documents, and other file types into portfolio pages, plus assignments and groups for structure
Accessibility certification:
CAST UDL Product Certification,
evaluated against Universal Design for Learning principles
Accessibility certification: Not stated. No UDL, ISTE, or equivalent accessibility certification found in Bulb's public materials

Independent evidence, not just claims

Has anyone outside the company checked that this tool actually helps students learn?

Book Creator

Bulb

Federal evidence tier: ESSA Level III (Promising Evidence), a US Department of Education evidentiary standard often required for Title I, II, and IV fund purchases
Federal evidence tier: Not stated. No ESSA evidence tier found
Standards alignment: ISTE Seal of Alignment
Standards alignment: Not stated. No ISTE Seal found
Outcomes data: 97% of surveyed special education teachers report a positive impact on student progress; independent correlational research shows reading gains, including larger gains for English language learners
Outcomes data: Not stated. No independent outcomes research found in Bulb's public materials

Curating and sharing the work once it exists

Once students have created portfolio content, how easy is it for a teacher or librarian to organize, share, and track it?

Book Creator

Bulb

Central organization: Central Digital Library for curating and sharing collections of student work, choice boards, and instructional resources, plus book-level engagement analytics
Central organization: Admin dashboard, assignments, and groups for structuring a class, plus shareable template pages
Named LMS and SIS integrations: Google for Education partner; general appsmashing lets a book embed links, PDFs, and content from other tools
Named LMS and SIS integrations: Named integrations with Google Classroom, Microsoft Office 365, Canvas, Blackboard, Schoology, Clever, ClassLink, and GradeLink
Portability across grades and after graduation: A persistent "My Portfolio" student library follows a student across grade levels, available with a district-wide license
Portability across grades and after graduation: Markets portfolios as "yours for life," with students able to retain access after graduating or changing schools using a personal email address
CTE-specific portfolio pathway: Mentions CTE journals as one use case across the curriculum; no named CTE curriculum integration found
CTE-specific portfolio pathway: Direct integration with iCEV, an online CTE curriculum provider, with named CTE and workforce-readiness customers (including a PTech program and a STEM scholars program)

Demonstrable evidence of success

250M+

Over 250 million books made worldwide in Book Creator since 2011

97%

of special education teachers report a positive impact on progress

98%

of tech coaches surveyed would recommend Book Creator

97% 

of teachers say it helps students take ownership of their learning

Where Book Creator has the advantage 

If you’re evaluating tools for your program, these are the areas where Book Creator has an advantage.

Book Creator teacher using digital portfolios

Independent evidence, not claims.

ESSA Level III, the ISTE Seal, and CAST UDL certification are third-party reviews providing clear evidence. 

Student using Book Creator multimodal features to create a student portfolio

Built for curation, not just storage.

The Central Digital Library and book-level analytics give  educators a way to organize and showcase across a whole district. 

Students in a library reviewing a digital portfolio

Every learner, every format. 

Multimodal creation paired with a UDL certification means the accessibility case is not just a features list.

The ISTE Seal of Alignment

In 2025, Book Creator was the first product to gain the ISTE Seal of Alignment under their newly established 'Creativity' track. The ISTE Seal Review report says that "Book Creator sets a new standard for student-centered, accessible, and engaging digital learning."

What's more, CUSD 300 in Illinois have proven that use of Book Creator helps teachers and students meet multiple ISTE standards.  
Download the ISTE Seal report
Book Creator ISTE Seal Findings Report 2025 cover

What will you create?

Book Creator is free to try. No setup required. Start a digital book today and see what your students can do when they have a real way to express themselves.

Fan-shaped collage of colorful book covers created in Book Creator, including examples like a science notebook, poetry book, ‘Eye Spy,’ digital citizenship, math, journals, and multilingual storybooks.

Frequently Asked Questions

Yes. Because each platform manages its own student accounts and portfolio content, a school can pilot Book Creator with one grade level or one CTE pathway while continuing to use Bulb elsewhere.

The persistent “My Portfolio” student library, the feature that follows a student across grade levels, is available with a district-wide license. A single classroom or building-level license supports book creation and sharing, but not that persistent cross-grade library.

Yes. Both tools can be used at the same time without conflict, since neither requires exclusive access to shared logins like Google Classroom, Clever, or ClassLink.

Yes. Book Creator complies with COPPA, FERPA, and GDPR. See our security hub for more. 

Book Creator’s accessibility compliance report (VPAT), 2026 accessibility roadmap, and WCAG 2.1 AA conformance letter are all available for district review, alongside the ESSA Level III and ISTE Seal documentation referenced above.

No named integration with iCEV or a similar CTE curriculum provider was found in Book Creator’s current public materials. Programs with an existing iCEV deployment should weigh this alongside the other categories above.

Product information, features, and pricing for Bulb are based on publicly available information as of August 2026 and are subject to change without notice. Kami is not affiliated with, endorsed by, or sponsored by Seesaw Learning, Inc. All trademarks, product names, and company names are the property of their respective owners. We’ve made every effort to ensure accuracy — if you spot something outdated, let us know at marketing@kamiapp.com