Mystery.org
AcquiredYC S17San Francisco, US · Founded 2013 · 53 employees · 1 known investors
Mystery.org produces video explanations of science and other topics designed for elementary school children, with content initially focused on common classroom questions and expanding to address student-generated inquiries.
Also known as Mystery Science
Founders & leadership· Y Combinator alumni (S17)
Mystery.org was founded in 2013 by Doug Peltz.
DP
Doug PeltzinFounder
Investors · 1
Competitors · 4
by search overlapMystery Science100 shared keywordsMystery Science provides a standards-aligned elementary science curriculum with hands-on, phenomena-driven lessons, investigations, and assessments for K-5 students and teachers. Content aligns with state standards and is available in English and Spanish.
Teachers Pay Teachers54 shared keywordsTeachers Pay Teachers is a marketplace where educators share and sell teaching resources and lesson plans. The platform serves teachers and educational institutions seeking classroom materials.
Discovery Education33 shared keywordsDiscovery Education provides a K-12 education platform offering digital curriculum, educator-vetted content, and instructional tools across core subjects such as literacy, science, and social studies. It serves school districts, teachers, and students with personalized learning programs and professional learning resources.
Clever26 shared keywordsClever provides a data integration platform for schools that connects student information systems with educational applications and tools. The company serves K-12 schools and districts seeking to streamline data access and interoperability across their technology ecosystems.
Companies competing with Mystery.org for the same Google search keywords, organic and paid, via search-intersection analysis.
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Frequently asked questions
- What does Mystery.org do?
- Mystery.org produces video explanations of science and other topics designed for elementary school children, with content initially focused on common classroom questions and expanding to address student-generated inquiries.
- Who founded Mystery.org?
- Mystery.org was founded by Doug Peltz in 2013.
- Who are Mystery.org's investors?
- Mystery.org's investors include Y Combinator.
- Where is Mystery.org headquartered?
- Mystery.org is headquartered in San Francisco, US.



