Showing Results for two digit using place value : Page 6

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.

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

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

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

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.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

Science fair project that uses distillation to convert salt water into fresh water.

Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.

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!

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.

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 will be examining oxidation and acid rain

This science fair project idea investigates food preference of birds.

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.

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

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

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.

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

Make a periscope with milk cartons and mirrors! This preschool activity is great for playing secret agent and learning simple physics.

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

This science fair project idea provides evidence that air is everywhere and takes up space.

Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

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