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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?

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

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?

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

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?

If your student is stuck on Celsius, hand him this multiplication and division practice sheet.

Celsius to Fahrenheit

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Snow to Liquid Ratio

This science fair project investigates how temperature of a room affects the burn rate of a candle.

Slow Burn

How far away is the Red Planet from the sun? Find out with this great Solar System printable.

Where Are the Planets?: Mars

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

Marble Race: Finding Viscosity of Fluids

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