This activity will introduce your child to the four different components of blood and give him a fun way to visualize its properties.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

This science fair project idea experiments with spinning color wheels and optical illusions.

Make sourdough bread...and learn some colonial history and modern science in the process!