This science fair project idea investigates which objects float and sink in honey, water, and oil.

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Teach your first grade scientist the difference between liquids and solids using maple syrup.