Showing Results for two digit using place value : Page 15

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

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

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.

Science fair project that helps visualize how the human brain functions by constructing a model of a brain.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

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!

Research different measurement systems, design your own new or improved system that can measure something difficult to measure with traditional systems.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

This science fair project determines if the allelopathic chemical produced by the black walnut tree biodegrades immediately or persists over several days.

This science fair project examines the vein structure (venation) of leaves in order to determine the class of the plant sample.

Is exercise a cellular activity? Check out this fun science fair project idea to compare the carbon dioxide production before and after exercise.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This science fair project idea addresses tempo, and whether faster or slower music works better as a study aid.

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

The objective of this science project is to determine whether the brain first processes colors, shapes, or words when given conflicting messages.

This project examines how temperature affects the volume of gas in balloons.

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

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

In this science fair experiment, high school students determine if all proteins denature at the same temperature.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Can cells be frozen? This science fair project provides information to answer this question.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?