Showing Results for three digit using place value : Page 9

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

If you love the idea of handing out holiday tins of homemade cookies but you're not a baker, chocolate-covered apples are the perfect solution.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

If you're looking for a fun way to have your child gain practice pattern-making while working out fine motor skills, making Washi eggs is the perfect activity.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

Help your child practice symmetry with this fun activity that will leave your child with a sweet symmetrical treat!

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Hiding protein-rich quinoa and a variety of fresh vegetables, these meatballs are the perfect answer to kid food woes.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

The crust is fun for kids to mix and roll out, and the filling overflows with vitamin and anti-oxidant packed berries!

Pfeffernusse are spicy and sweet Christmas cookies from Germany. Make a batch of traditional pfeffernusse this holiday season.

This pumpkin dessert recipe tastes like pie but looks like a no-bake cookie.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

This science fair project idea determines effective strategies to help students stay awake and attentive.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

These pretzel reindeer cookies are a great holiday recipe for kids to make. Rudolph and the whole gang agree!

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

During the Passover Seder, many Jewish families pour a cup of red wine for Elijah. This year, help your child create his own welcoming glass for Elijah.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?