SCIENCE • EXPLORE • TEST • WONDER

Ask a Question That Makes You Wonder.

Explore something cool. Play with a simulation. Try a safe investigation. Ask why, predict what happens next, and look for evidence.

Practice fifth-grade science skills and concepts.

Games, activities, and space science from NASA.

Explore science ideas with interactive simulations.

Try an Investigation

Try safe, simple classroom or home investigations. Activities that need adult help will say so clearly.

Why does that happen? What would you predict? What evidence would convince you? Weird-science questions and mini-challenges belong here.