EngineeringAges 12–14
Solar Oven Engineering
Design, test, and improve a small solar oven while learning about radiation, insulation, and energy transfer.
SCIENCE • DISCOVERY • TEACHING
Where curiosity meets great teaching.
Curiosity starts here. Great teaching takes it further.
Science resources, classroom ideas, astronomy, books, and practical tools for educators and young learners.
Hands-on learning
View all projects →Science projects worth doing
Earth & Space ScienceAges 6–8
Crater Makers
Model impact craters and explore how speed, size, and angle change the surface.
Physics & AstronomyAges 9–11
Build a Simple Spectroscope
Use everyday materials to split light into a spectrum and investigate how scientists learn about stars.
Look up
Astronomy & telescopes
Go from your first view of the Moon to understanding eyepieces, magnification, planets, constellations, and the physics behind what you see.
Explore astronomy →
TelescopesUnderstanding Telescope MagnificationLearn how focal length, eyepieces, aperture, and atmospheric seeing determine useful magnification.MoonWhy the Moon Changes ShapeThe Moon does not make its own light. Its changing appearance is geometry we …TelescopesYour First Night With a TelescopeA practical first observing session: setup, focus, the Moon, and what to try next.
Teacher Resources
All teacher resources →Ready for the classroom
Engineering a Better Insulator
Physical Science / Engineering · Grades 7–8
Light, Shadow, and the Moon
Earth & Space Science · Grades 1–3
Mapping the Solar System
Earth & Space Science · Grades 4–6
Books & ideas
Browse books →