We are TERC, an independent research-based non-profit organization, dedicated to inspiring and supporting all learners through stimulating curricula and programs.

Our forward-thinking and groundbreaking research projects result in insightful and inspiring learning materials, many for free. Curricula, teacher resources, games, web-based tools and more, are published and distributed by a variety of publishers. Here you’ll find all the available products created or co-developed by TERC. To order or download, simply follow the links to the product pages.

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Exploring Earth Online Curriculum
Exploring Earth Online Curriculum

TERC’s Exploring Earth web site is a companion to McDougal Littell’s Earth Science curriculum. TERC has created web-based investigations linked to passages in the Earth Science textbook.

Focus on Energy
Focus on Energy

Focus on Energy is a system of resources and supports for teaching and learning about energy in grades 3-5.

Free Educational Resources
Free Educational Resources

Free educational resources that can be used at home and in the classroom for multiple age groups.

Hands-On Universe™
Hands-On Universe™

An educational program that enables high school students to do investigations in astronomy while applying tools and concepts from science, math, and technology.

Head Start On Engineering
Head Start On Engineering

A multi-component, bilingual, family-centered program designed to engage preschool children and their parents and caregivers in the engineering process.

INK-12
INK-12

Teaching and Learning using Interactive Ink Inscriptions in K-12

Investigating Astronomy
Investigating Astronomy

Investigating Astronomy is the first comprehensive astronomy textbook written specifically for high school students.

Investigating Science Outdoors
Investigating Science Outdoors

Investigating Science Outdoors is a supplementary science curriculum, targeted for grades 7-9, that engages students in authentic explorations of a study site—a small piece of land near their school.

LEAP Curriculum
LEAP Curriculum

The LEAP program is the first early algebra curriculum for students in grades 3-5.

Make Connections You and Me and Math
Make Connections You and Me and Math

Make Connections, a collaboration of the YMCA of Silicon Valley and TERC, gives adults a fun and easy way to help young children (ages 0-5) learn math. There are eleven curriculum units – each of which fits several common early childhood education themes. Units include activities for ages 2 and up, each with an at-home variation, and activities for children under 2 to use in programs or at home.