Showing Results for three digit using place value

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

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

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

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Evaluate whether people can raise the temperature of their finger using the power of their thoughts.

Science fair project that creates fog using bottles of hot and cold water.

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

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

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

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

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

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

Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.

In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.

This science fair project idea investigates food preference of birds.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

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