Showing Results for adding mixed number like denominators : Page 4

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

This surprisingly good glue recipe comes from common kitchen items.

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?

This science fair project idea determines which flower lasts the longest.

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

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

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Make these homemade shell fossils and introduce your child to the wonders of science!

Determine which video game elevates the heart rate best and burns the most calories.

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

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

In this activity, find out who the flowers' "partners in crime" are by being a flower spy!

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

This science fair project explores how salt and sugar affect the melting rate of ice in water.

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

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

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.