Showing Results for two digit using place value : Page 14

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

Science fair project that determines whether spreading a moss soup over an area increases moss growth.

Help your little one figure out the differences between the worlds of air, land and water, a huge step in understanding how our environment works.

Determine how we can separate the components of a solution

This science fair project idea tests the efficacy of both synthetic and natural antibiotics.

This science project is to discover which Black Walnut tree tissue contains the most concentrated amount of Juglone, a substance that works like an herbicide.

This project examines which style of central-air system filter traps the most particles from the air.

This fascinating science fair project explores eye color genotypes.

Here's a pressed leaf card project that puts science and writing together for your second grader.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

Compare the ignition rates of various types of flame-retardant materials.

Help young learners discover why catÃs eyes glow in the dark with this simple experiment

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

Here's one way to recycle: turn a tuna can into a mini barbecue and teach your child the power of resourcefulness!

Slime mold is no longer classified as fungi! So what is it? In this cool science fair project, learn how to grow slime mold and explore its behavior.

This science fair project idea explores discover whether mixing solutions of equal distances from neutral pH (7) will create a solution close to pH 7.

In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.

Find out which kind of bubble wrap fares best when put in impact.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Test whether plants can grow without sunlight and water.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.