Celebrate Kwanzaa with your fourth grader, or introduce them to a new cultural practice, by showing them how to weave a Kwanzaa mat out of an ordinary paper bag!

This fun geometry game requires players to use measurement, find perimeter, and draw polygons. It's great for a fourth grade math student!

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

A round scoop of vanilla ice cream, red sprinkles, and bat and glove cookies are all it takes to make a baseball-themed treat.

Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Learn how to make vampire fangs for Halloween costumes and for scary playtime. See how to make vampire fangs with this great upcycled tutorial.

You and your fourth grader can pay homage to the 2010 Winter Olympics held in Vancouver, Canada, by baking up a batch of maple leaf pancakes!

Your fourth-grader can hone her baking skills with this classic American recipe the whole family will enjoy!

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

Teach children how to upcycle dried-out markers with this homemade paint-making activity!

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

In this fun, magical art activity, children paint an invisible picture that is only revealed when covered with watercolors.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Create a string of paper jack-o'-lanterns with this simple Halloween paper craft!

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

This year for Valentine's Day, you and your child can bake up a batch of classic red velvet cupcakes and learn more about the history of this vintage treat.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Science fair project that examines the relationship between fluid flow rate, pressure, and resistance.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Try this recipe with your child and explore Ethiopia through one of its dietary staples: injera, or flat bread!

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

For this activity your child will use the ready made glycerin base to create elegant rose petal hand soaps.

These DIY star garlands will add the perfect patriotic touch to your home this 4th of July!