Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!