What is a close approach? Explore what it means when we say an asteroid will make a close... Learn More
NASA Science at Home Activities
Find activities for all interests and ages.
Solar System, Everybody
Earth Science, Grades K-12
Use recyclable plastic bottles to build an instrument that could be used to measure rain.
Earth Science, Grades 3-12
Which phytoplankton are you?
Solar System, Grades 3-5
Observe the speed of small worlds to determine their location in the solar system.