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Showing Results for heavier or lighter than

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

Does Dry Ice Cool Faster than Wet Ice? 

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Does Hot Water Freeze Faster Than Cold Water?

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Color and Heat Absorption

Discover whether cold or hot water from the faucet will boil faster on the stove.

Does Hot Water Boil Faster Than Cold?

Test whether cutting up meats will make it cook faster than just cooking it whole.

Does Cutting Foods Into Pieces Make It Cook Faster Or Should You Leave It Uncut? 

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

Does Double Dipping Really Spread Germs?

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

Fresh Or Canned Calories?

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

Design Challenge: Insulate a Cup

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

Canned vs Frozen Vegetables

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

Magic Salt, Melting Snow

If it's Easter, it must be time for egg hunts. But we have to admit, most kids would rather take a bite out of a yummy cupcake than a hard-boiled egg.

Easter Cupcakes

Find out which part of a flame burns wood the fastest and also if this is true for all types of flames such as candle-flame, burners, and lighters.

Which Part of the Flame is the Hottest?

Introduce students to measurement tools with this fun hands-on activity. Students will get plenty of practice comparing length and weight as well. Use this scaffolded EL lesson plan alone or with **How Big is It?**.

Measurement Tools

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Floating Balloons

In this fun experiment, we'll find out how color affects heat absorption!

Which Color Absorbs the Most Heat?

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

Energy Efficient Windows

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

Balloons! Some Float! Some Sink! How does the Temperature of a Gas Affect its Density?

This experiment investigates the relationship between the temperature of a candle and its burn rate.

Does a Candle's Temperature Affect Its Burn Rate?

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

The Effect of Heat on Rubber

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Heat Convection in Liquids

Solve the mystery of the unpoppable balloon in this 7th grade science experiment that demonstrates the process of heat transfer.

Solve the Mystery of the Unpoppable Balloon!

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Insulation Experiment: Keep Your Body Warm

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Keep a Candle Burning Underwater!

This project concerns activity happening millions of miles away, on the sun.

Sunspots: Calculating the Rotation Period of the Sun

Check out this cool and free middle school science fair project idea on how to make a solar oven.

How to Make a Solar Oven

Colors and Light

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Helium Rising

Got a kid who loves fashion? Help her develop her own unique style with this tie-dye project using natural dyes.

Tie-Dye with All-Natural Dyes

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

Does Land or Water Warm Faster?

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Heat Capacity of Water vs. Heat Capacity of Oil

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