Showing Results for three digit using place value : Page 7

Science fair project that examines the biodiversity of ant populations in various locations.

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.

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.

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

Which sunscreen is most effective at blocking the sun's harmful UV rays? Test the SPF of various sunblock brands in this cool science project!

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

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

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.

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

This science fair project idea investigates food preference of birds.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

This science fair project idea demonstrates how our fingers prune when in water.

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.

This science fair project idea examines which type of insulation holds in the most heat.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

This science fair project idea determines the most effective method of preserving food.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

Science fair project that examines the relationship between fluid flow rate, pressure, and resistance.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

In this "paper and pen" science fair experiment, students will research the difference between standard time and astronomical mean time.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

This project investigates the affect of storage temperature on microwave popcorn.

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

This cool middle school science fair project idea helps students explore the role phototropism plays in the growth of green plants.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Find out whether putting something on top of a plant will inhibit its growth.