Curated guide

Best Secular Homeschool Curriculum

5 curricula in this guide

Finding quality secular homeschool curriculum has gotten easier in recent years, but it's still harder than it should be. Many of the most popular programs integrate Christian content — which is fine for families who want that, but leaves secular, interfaith, and worldview-neutral families with fewer options.

We've compiled every secular and worldview-neutral curriculum in our directory below. These programs teach subjects without religious content, making them suitable for families of any background. Our editorial picks highlight the strongest options across subjects.

Editor's selection

Our picks

Build Your Library

Secular, literature-based curriculum following a historical timeline with Charlotte Mason methods. Teacher's guide PDFs are affordable; books purchased separately.

PreK K–2 3–5 6–8 9–12

$30–$60/grade

Beast Academy

Art of Problem Solving

Advanced problem-solving math for gifted elementary students, presented through comic-book-style Guide Books and an interactive online platform.

K–2 3–5

$100–$192/year

Math Mammoth

Affordable, conceptual mastery math curriculum with self-teaching worktexts. Strong on mental math and number sense. Available as printable PDFs.

K–2 3–5 6–8

$30–$40/grade

Mystery Science

Inquiry-based elementary science with engaging video lessons and hands-on investigations using household materials. NGSS-aligned, zero prep required.

PreK K–2 3–5

$199–$259/year

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Acellus Academy

International Academy of Science

Fully accredited online K-12 school with WASC accreditation, AP courses, NCAA-approved cores, and military Tier I status. Same video content as Power Homeschool but with diploma, transcripts, and teacher support.

K–2 3–5 6–8 9–12

$2000–$4500/year

Outschool

Marketplace of independent teachers offering 140,000+ live small-group video classes, 1:1 tutoring, and self-paced courses for ages 3-18. Supplemental enrichment, not a full curriculum.

PreK K–2 3–5 6–8 9–12

$480–$2880/year

Power Homeschool

International Academy of Science

Self-paced video curriculum sharing identical content with Acellus Academy but without enrollment, accreditation, or teacher support. Significant 2025 price increase from ~$31/mo to $99/mo.

PreK K–2 3–5 6–8 9–12

$948–$1188/year

IXL Learning

Adaptive skill-by-skill practice platform with over 17,000 standards-aligned skills across math, language arts, science, social studies, and Spanish. Strongest as practice and diagnostic, not initial instruction.

PreK K–2 3–5 6–8 9–12

$79–$159/year

Duolingo

Featured

Gamified language-learning app with streaks, XP, and AI-adaptive lessons across 40+ languages. Best as supplemental vocab and exposure; insufficient on its own for high school foreign-language credit.

K–2 3–5 6–8 9–12

$0–$120/year

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