If your Father's Day festivities include meeting up with extended family, why not put all the dads to the test with a chili cook-off?

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Do you think heat can affect a plant's growth rate?

Science fair project that cultivates slime mold and monitors the stages of its development.

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

The project idea is to understand why chocolate turns white and to determine the fastest way that this process can occur.

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

Want a fun way to teach your kid to tell time? Making a plate clock is a great way for him to learn how to tell time in a way he'll actually find exciting.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Science fair project that uses distillation to convert salt water into fresh water.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Can cells be frozen? This science fair project provides information to answer this question.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

Pumpkin carving party activities are great for a pre-Halloween party. Try pumpkin carving party activities, including jack-o'-lantern ideas and fall recipes.

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

Topped with roasted pumpkin, prosciutto, herbs, and feta, these pita pizzas are a healthy, seasonal alternative to your classic pie.

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

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Learn how milk freezes into ice cream. Does the fat content affect how quickly the milk freezes? What is salt's role in the freezing process?