Showing Results for addition practice : Page 17

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

Determine how we can separate the components of a solution

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Help your kindergartener expand social studies and science work while creating this lovely bag clip for the holidays.

Take a trip to the pet store and then make a scrapbook to help your kindergartener learn the difference between living and non living things!

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

This kids' activity is fun to perform and impressive to watch. Plus, it's a great example of Newton's First Law of Motion at work.

Research what is known about Alzheimer's disease and its treatment, and then prepare a script for television to educate the public.

Use a fish tank to simulate a pond! This science fair project explores the relationship between acid rain and the dissolved oxygen concentration of water.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

In this design challenge, students will be tasked with creating a bouncy ball polymer!

Determine whether carpet placed on a lawn will kill grass and weeds. Choose an area of lawn that you would like to remove, record grass that is dead or dying.