Free Science Unit Studies and Lesson Plans
Science is a fun subject to teach, but coming up with ideas for lessons can be challenging. You don’t need to spend your time scouring the internet looking for science materials. We’ve found many sources of free science unit studies, lesson plans, and experiments. These free resources are perfect for piecing together your own science curriculum based on your children’s interests. They can also be used to supplement any science curriculum.
Free Science Unit Studies, Lesson Plans, and Experiments
American Geosciences Institute (K to 5th) – Resources, activities, and more for teaching earth science
APS Physics (K to 8th) – Physics activities and coloring books
The Biology Corner (6th to 12th) – Lesson plans, worksheets, and tutorials for students and teachers
Core Knowledge Foundation (K to 5th) – Downloadable lessons with teacher guides
Discover the Forrest (K to 12th) – A collection of outdoor science activities
Discover Your Changing World with NOAA (5th to 8th) – A downloadable book of climate science activities and experiments
Easy Fun School (K to 6th) – An index of science lesson plans and experiments
Education World (K to 12th) – A large selection of science lesson plans and activities
Funology (K to 6th) – A collection of simple science experiments
The Good and The Beautiful Marine Biology (K to 8th) – A 13-lesson downloadable marine biology unit study
Homeschool Helper Online (K to 8th) – Science unit studies covering a variety of topics
Homeschool Lesson Plans (2nd to 9th) – Science lesson plans with videos and hands-on activities
How to Smile (K to 12th) – Guides for nearly 3,500 science, technology, engineering, and math (STEM) activities
Inquiry in Action (K to 5th) – Inquiry-based lesson plans covering science and chemistry in everyday life
Kristin Moon Science (K to 12th) – Science lessons, experiments, videos, and teaching ideas
Meet Penny (K to 8th) – A large collection of science experiments
Minerals Education Coalition (K to 12th) – Lessons plans, activities, presentations, handouts, and more that teach about minerals and mining
Nature Works (3rd to 6th) – 16 free episodes about natural science with lesson plans
Netflix’s Brain Child (3rd to 8th) – Lesson plans and student handouts to use with Netflix’s science program
NGSS Biology (6th to 12th) – Biology lesson plans, activities, experiments, worksheets, tests, and more
PBS Learning Media (K to 12th) – Lesson plans, videos, and interactive tools for teaching science
Polar Bears International (4th to 12th) – Downloadable units and lesson plans about polar bears
Rain Bird’s Explorations into Water (3rd to 6th) – Downloadable unit study about water, with an emphasis on conservation
Rain Bird’s Rain Forrest Teaching Curriculum (K to 12th) – Ebook of hands-on activities that teach about the rain forest
Scholastic Study Jams (3rd to 6th) – Video and slideshow presentation based science lessons
School of Dragons (K to 8th) – Downloadable science experiment guides
Science Bob (K to 12th) – Instructions, some including videos, for a variety of science experiments
Science Buddies (K to 12th) – Lesson plans and science project guides
Science Kids – (K to 12th) Science lesson plans, experiments, activities, and more
Science Net Links (K to 12th) – A database of lesson plans covering all areas of science
Science Sparks (K to 6th) – Science experiments, projects, worksheets, and more
The Space Foundation (K to 12th) – Downloadable lesson plans that use space principles to integrate science, technology, engineering, and math (STEM) into all content areas
Teach Preschool Science (Pre-K to K) – 75 science-related learning experiences with coordinating lesson plans
Think Earth (K to 5th) – Downloadable units that cover environmental education
Try Engineering (K to 12th) – A database of lesson plans that teach engineering concepts
Weather Wiz Kids (K to 8th) – A collection of weather-related science experiments
You Be the Chemist (K to 8th) – Activity guides for hands-on science experiences
Additional Free Science Resources
Science and Nature Study Curriculum – Free curriculum for all grades
Homeschool Science with YouTube – Learn about science with these YouTube channels.
Virtual Science Labs and Dissections – No lab equipment is needed with these free virtual science labs, dissections, and simulations.
Science Websites for Homeschoolers – Learn more about science with these informative websites.
Virtual Field Trips – Explore the world, including many science topics, through virtual field trips.
Note: This post was originally published on April 20, 2020 and has been updated for accuracy and comprehensiveness.