App Directory

Best Cross-Curricular Apps

Rated against instructional invariants from learning science. Find apps that actually teach.

215 apps

What Are Cross-Curricular Apps?

Cross-curricular apps connect multiple subjects within a single platform. Instead of isolating math from science or reading from history, they combine disciplines. This mirrors the real world. A student might analyze historical data and write a summary on the exact same screen.

Learning does not happen in a vacuum. According to Teaching Strategies, combining subjects builds on the natural way children connect ideas. Apps like Seesaw and Kami give teachers open-ended canvases to hit multiple academic standards at once.

The Learning Impact

Connecting subjects improves how well students remember information. Research from Teaching Strategies shows a 23 percent better retention rate with integrated curriculums compared to isolated instruction. Students develop critical thinking skills 35 percent faster than they do in single-subject classrooms.

Combining topics saves classroom time. Teachers struggle to fit every subject into the school day, and teaching multiple subjects at once covers more material. According to the YES Blog, a randomized controlled trial involving more than 14,000 students found cross-curricular integration produced significantly better outcomes in science and engineering than traditional methods.

Applying math to science concepts or historical events shows students exactly why they need specific skills. Active problem-solving replaces rote memorization and mimics real-life challenges.

Choosing the Right Tools

Picking an educational app requires ignoring the top charts and user ratings entirely. Studies reported by The Conversation confirm that star ratings have no reliable connection to actual educational quality. Users usually rate apps based on entertainment value rather than learning outcomes.

Data privacy matters more than marketing claims. A 2022 report revealed that 72 percent of educational apps share student data without consent, according to Lunesia. Check for privacy policies or safety certifications before you hit download.

Observe how your child actually uses the software. Good tools demand active problem solving. Skip the apps built on passive scrolling or mindless tapping. The best options allow students to create original content or work with peers to solve open-ended problems.

The State of Cross-Curricular Apps

The Learning Standard has catalogued 215 apps in the cross-curricular category. School districts invest heavily in these products, with the average district accessing 2,739 distinct digital tools annually, according to Forbes. With volume that high, parents and teachers need clarity on which tools actually work.

None of the 215 cross-curricular apps in our database have completed formal evaluations. While our testing process rolls out, we track industry certifications to identify baseline quality and safety.

Interoperability and privacy are the most frequent credentials. Project Unicorn: Interoperability is the most common certification, held by 61 apps. The ISTE Seal belongs to 57 apps, and Fifty-one apps have the Common Sense: Privacy badge. We also track the ICEIE: Effectiveness & Efficacy certification (48 apps) along with 1EdTech: Interoperability (27 apps).

Seesaw leads the category with 12 industry badges. Newsela ELA follows with 11, and EVERFI K12 has 10. EasyTech and Kami each carry 9. Earning these badges proves the publishers passed external audits for data security and technical standards.

3Doodler EDU Create+ Learning Pack
3Doodler EDU Create+ Learning Pack
3Doodler
Humanities, Social Science
3Doodler Start+ EDU Learning Pack
3Doodler Start+ EDU Learning Pack
3Doodler
Humanities, Social Science
826 Digital
826 Digital
826 National
Humanities
1 cert
Abre Whole Child Administration Platform
Abre Whole Child Administration Platform
Abre
Social Science, Science
2 certs
Accent® 1000
Accent® 1000
PRC-Saltillo
Early Childhood Education, Humanities
Accent® 1400
Accent® 1400
PRC-Saltillo
Early Childhood Education, Humanities
Accent® 800
Accent® 800
PRC-Saltillo
Early Childhood Education, Humanities
Adobe Express
Adobe Express
Adobe
Humanities, Social Science
1 cert
Adventure 2 Learning
Adventure 2 Learning
Sunburst Digital
Early Childhood Education
1 cert
AI Educators
AI Educators
AI Educators
Humanities, Social Science
3 certs
AP Lazer SN1812+
AP Lazer SN1812+
AP Lazer
Humanities, Science
AP Lazer SN2616
AP Lazer SN2616
AP Lazer
Humanities, Science
AP Lazer SN2816
AP Lazer SN2816
AP Lazer
Humanities, Science
AP Lazer SN4024
AP Lazer SN4024
AP Lazer
Humanities, Science
AP Lazer SN4836
AP Lazer SN4836
AP Lazer
Humanities, Science
ARTBX
ARTBX
Parker Nixon, LLC
Humanities, Career & Tech Education
AVID ElevateXP
AVID ElevateXP
AVID
4 certs
AVID Open Access
AVID Open Access
AVID
Humanities, Science
AVID STEM Connections
AVID STEM Connections
AVID
Science, Math
Banzai
Banzai
Banzai Inc
Early Childhood Education, Math
1 cert
BECOME.ME
BECOME.ME
BECOME Education
Humanities, Applied Science
Better World Ed's Global Social Emotional Learning (SEL)
Better World Ed's Global Social Emotional Learning (SEL)
Better World Ed
Early Childhood Education, Humanities
1 cert
Book Creator
Book Creator
Tools for Schools
Humanities, Social Science
7 certs
Boxie
Boxie
Boxie
Braintrust
Braintrust
Braintrust
Early Childhood Education, Humanities
Checkology® Virtual Classroom
Checkology® Virtual Classroom
The News Literacy Project
Humanities, Social Science
1 cert
Cignition
Cignition
Cignition, Inc.
Early Childhood Education, Humanities
3 certs
CK-12 PLIX Interactives
CK-12 PLIX Interactives
CK-12 Foundation
Science, Math
ClassMate
ClassMate
World Book Online
Humanities, Social Science
Classroom Education Plan
Classroom Education Plan
QoreInsights Inc.
Humanities, Math
3 certs
Classtime
Classtime
Classtime
Early Childhood Education, Humanities
3 certs
ClickView
ClickView
ClickView
Humanities, Social Science
4 certs
CLIMB Hub
CLIMB Hub
Minibop
Early Childhood Education, Humanities
Coco Coders
Coco Coders
Coco Coders
Applied Science, Career & Tech Education
CODAP
CODAP
The Concord Consortium
Social Science, Science
3 certs
Code Avengers
Code Avengers
Digital Education USA Inc.
Math, Applied Science
1 cert
CodeHS
CodeHS
CodeHS
Applied Science, Career & Tech Education
2 certs
Cogito Coach
Cogito Coach
Cogito Coach
Social Science, Applied Science
CommonLit's Digital Library
CommonLit's Digital Library
CommonLit
Humanities, Social Science
Compartir (Santillana)
Compartir (Santillana)
Santillana SAS
Humanities, Social Science
3 certs
Courtyardly Portfolio Builder
Courtyardly Portfolio Builder
Courtyardly
Humanities, Applied Science
Crelata
Crelata
Crelata
Humanities
Curipod
Curipod
Curipod AS
Humanities, Social Science
1 cert
Curriculum Genie
Curriculum Genie
Learning Genie, Inc.
Early Childhood Education, Humanities
4 certs
DataClassroom
DataClassroom
DataClassroom
Social Science, Science
Da Vinci
Da Vinci
Da Vinci
Humanities, Social Science
Digitability
Digitability
Digitability
Humanities, Social Science
Digital and Soft Skills for Kids (DSS for KIDS)
Digital and Soft Skills for Kids (DSS for KIDS)
IBEC LATAM
Early Childhood Education, Applied Science
5 certs
Digital Theatre+
Digital Theatre+
Digital Theatre+
Humanities, Career & Tech Education
1 cert
Discover Podcasting LAB
Discover Podcasting LAB
PCS Edventures
Humanities, Social Science

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How We Rate Apps

Every app is evaluated against instructional invariants developed by Invariant Education. We test whether apps actually teach — not whether they look good or have high ratings.

Read our methodology →