NASA
Make a Planetary Exploration Balloon
Balloons aren't just for parties! An inquiry-based lesson explores the idea of using balloons for space exploration. Learners become engineers as they attempt to control the ascent and descent of a helium balloon using different masses.
DiscoverE
Pilot a Balloon
Balloons will go where you want them to. Young pilots first add paper clips to a balloon to make it neutrally buoyant. They then use cardboard to steer the balloon in different directions, taking air pressure into account.
K5 Learning
The Sun and the Stars
How are the stars similar to the sun in our galaxy? Learn all about the solar system with a reading excerpt about the sun and the stars. Kids read an informational passage before they answer questions about reading comprehension,...
Curated OER
The Air Around You
In this air learning exercise, students will answer questions about the Earth's atmosphere, including the layers, air masses, and heat transfer. Students will explore how the difference in atmospheric temperature can create weather...
Curated OER
WHY DO SOME THINGS FLOAT WHILE OTHERS SINK
Students explore how density can cause things to sink or float by experimenting with a jar, oil and corn syrup.