Showing Results for grade 4 : Page 2

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

This experiment will explore the best way to create a perfect soft-boiled egg.

Transform your kitchen table into a winter wonderland with a cookie and cocoa party that looks freshly dusted with snow.

This cookie dough handles like molding clay, but also makes delicious cookies. Use this activity to strengthen your child's alphabet skills.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

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?

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

This pumpkin dessert recipe tastes like pie but looks like a no-bake cookie.

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

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Determine which metal has the highest rate of conductivity.

This study observes plants, insects and an animal living in proximity to a known source of EMF.

This science fair project idea determines which flower lasts the longest.

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

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

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.

Explore the wattage of microwaves in relevance to cooking time.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

Instead of loading up on mayonnaise based potato salad, your child can whip up something healthier: German potato salad!

This science fair project idea investigates food preference of birds.

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.