Grow Young Scientists, One Lesson at a Time
Free, ready-to-use STEM lesson plans for K–5 classrooms and homes. Spark curiosity, build skills, and make learning an adventure.
Lesson Plans for K–5
Always free to download
7
Free Lesson Plans
K–5
Grade Levels
4
STEM Subjects
100%
Free to Download
Explore by Subject
Four subjects, hundreds of adventures. Pick a category and start exploring.
Science
Hands-on experiments that bring the natural world to life — from volcanoes to ecosystems.
View lessonsTechnology
Coding, digital literacy, and creative tech projects for young innovators.
View lessonsEngineering
Build, test, and redesign — engineering challenges that develop problem-solving skills.
View lessonsMath
Games, puzzles, and real-world math that makes numbers exciting and meaningful.
View lessonsFeatured Lesson Plans
Tried, tested, and loved by educators and students
Volcano Eruption Chemistry
Students mix baking soda and vinegar to create a chemical reaction, learning about acids, bases, and gas production.
Build a Paper Bridge
Design and construct a paper bridge strong enough to hold coins — exploring load, tension, and structural design.
Coding with Scratch Jr.
Introduce young learners to block-based coding by animating a simple story using Scratch Jr.
Measurement Scavenger Hunt
Students measure everyday objects around the classroom using non-standard and standard units.
Plant Life Cycle Journal
Grow bean sprouts and document observations in a science journal over two weeks.
Rube Goldberg Machine
Teams design a chain-reaction machine using household materials to complete a simple task.
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