Showing Results for three digit using place value : Page 4

Test for a correlation between perceived color and heart rate. Using a stethoscope and stop watch, measure the heart rate (beats per minute) of volunteers.

Discover if soda geysers will erupt when using regular vs. diet cola and which candies will create eruptions.

This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Science fair project that examines search engine optimization, internet search trends using a statistical study of searched keywords.

In this activity, your child will be challenged to make a tower using paper cups.

In this design challenge, your child will make a bottle rocket using typical household items.

Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair project.

Create a colorful, informative display that illustrates the properties of blood cells. Prepare slides using samples of fresh raw beef or chicken bone marrow.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Using a toy race car kids create a visual model of the Doppler Effect.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

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

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

A fun, life science sxperiment idea idea involving strategies for keeping birds away from crops using a distress call. What kind of distress call works best?

Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

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.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Kids learn how fiber optics work with a dramatic total internal reflection experiment using a fish tank, water, and a laser pointer.