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Showing Results for "more or less"

Find the volume for each box. Use greater than and less than symbols to show which box is bigger

Smallest or Biggest?

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Does Liquid Weigh More after Freezing and Boiling?

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Get Cracking

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

Heat Conduction

Students will learn to convert metric units by applying concepts in word problems. Exercises and worksheets incorporate length (meters), and optional practice offers more instructions on mass (grams) and volume (liters).

Converting Metric Measurement in Word Problems

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

Helium Rising

Use a metric conversion table to convert&nbsp;common metric units of length in this measurement math worksheet!

Unit Conversion Practice

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

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

Air Density, Convection, and the Movement of Air Molecules

Help your kindergarten science maven explore the water cycle without getting everything wet.

Making Rain

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Rate of Evaporation

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

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Albedo

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!

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Growing Crystals

Science fair project that examines condensation and the conditions needed in order for dew to form.

Dew Point, Humidity and Weather

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

Reuse Markers to Create Liquid Watercolors

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

The Hydrologic Cycle

Help your fourth grade scientist practice measurement, and make a scrumptious, healthy summer cheesecake in the process!

Healthy Cheesecake

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.

Unpuckering the Persimmon

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

How to Measure Viscosity of Liquids

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

Energy Efficient Windows

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Supercooled Water

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Specific Heat of Water vs. Specific Heat of Sand

Students practice converting customary measurements of length, weight, and capacity in this one-page mixed practice worksheet!

Convert Customary Units: Length, Weight, and Capacity

Students practice converting metric measurements of length, mass, and capacity in this one-page mixed practice worksheet!

Convert Metric Units: Length, Mass, and Capacity

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Salinity and Hatching Brine Shrimp Eggs

Familiarize yourself with the symbols and values of the metric system through conversion exercises and a fill-in-the-blank activity.

Metric Measurement Conversion

With this worksheet, your students will take their learning of centimeter cubes to a 2-D rendering of their work. Students will count the centimeter blocks to determine the volume of the solid object.

Volume Cubed #2

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Too Cold To Snow?

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