Showing Results for estimating to subtract : Page 3

Use a deck of playing cards to practice place value and other math concepts with your upper elementary child!

This decimal game is a great way to help your child get familiar with how decimal values work.

Here's a simple, fun activity which will save you time and reinforce your child's math skills along the way.

In this activity, your child will get a review of addition, subtraction, multiplication and division using classic domino pieces.

Pizza for breakfast? Celebrate Father's Day with a fun filled cooking treat.

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

Engage your third-grader in this version of the classic game and she will get lots of practice using mental math to solve addition and subtraction problems.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.

This art exercise is great way to help kids learn how to see just like a professional painter, while experimenting and having fun with monochromatic color!

Science fair project that determines whether mass and weight are the same or different.

Build good first grade reading and writing skills, as well as family peace and quiet, with this hand made story book about mornings in your home.

Practice counting with this winter kindergarten art project! As your child sculpts a clay igloo, he will work on math and dexterity and learn about snow.

Help your child create a rebus message for a unique Father's Day card or poster; it's like a collage and encoded message all in one!

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.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Use the holiday gift giving season as an excuse to give your fourth grader a valuable lesson in making and keeping a budget!

This chore obstacle course will keep your child entertained and engaged, while also helping them improve their efficiency at everyday tasks.

Here's an activity that will help her figure out the meaning of strange operators by understanding how to use the code key.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

For some math concepts, doing the math itself is easy. The hard part is helping your child remember which formula to use for which term!

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this experiment.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

High school kids learn about fruit fly ethology in this cool lab that determines fruit fly movement and behavior under different conditions. Check it out.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.