How many steps long is the hallway? Kids put their graph-making skills to work as they make a step map of their own house.

Have your student draft a blueprint for a haunted house, and trick (or treat) them into learning about geometry in the process.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

The crust is fun for kids to mix and roll out, and the filling overflows with vitamin and anti-oxidant packed berries!

This science fair project idea deals with the qualities of shade on a sunny day.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

This science fair project idea identifies clouds as a means of predicting the weather.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.