Showing Results for two digit using place value : Page 28

Research Earthship buildings. Draft a unique architectural design that repurposes used, discarded radial tires. Build scale model of structure.

Science fair project that explores the variety of webs that spiders weave and collect specimens for identification.

This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

Demonstrate how to tell the age of an egg without having to crack it open.

Does "short circuit" mean that electricity takes a short course? This science experiment provides steps to help you get to the bottom of this science mystery.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Learn about the field of psychophysics and to learn about "Just Noticeable Differences."

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

This science fair project investigates what type of cookie sheet bakes the best cookies.

Store bowls of fresh fruit in differently lighted environments. Contrast freshness based on appearance.

Demonstrate if cooking destroys all bacteria that is present in raw meats such as salmonella.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

This science project investigates the influence of different genres of movies on appetite.

This experiment evaluates whether a person's eye color affects their ability to identify colors in low light.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

This science fair project idea discovers the principle of conservation of mass.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Determine the effect of reading aloud on memory skills. Prepare a list of randomly chosen words, ask volunteers to recall as many as possible from the list.

Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.