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Showing Results for three digit and missing factors : Page 18

In this lesson, students will create a set of instructions for navigating a life-size maze.

Life-Size Maze

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Lactose and Lactase: Exploring Enzymes as Catalysts

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

The Best Choice for Growing Large, Flowering Plants

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

To Wrap or Not to Wrap? Which Food Wrapping Works Best to Prevent Food Spoilage?

Saving Hot Water

Frozen Salt

Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.

Why Does the Earth Spin?

Why do doorknobs and high-fives sometimes give you an electric shock? Read all about charging by conduction in this middle-grade science worksheet!

Methods of Charging Part 2: Charging by Conduction

Dig into the past with this third-grade worksheet all about fossils!

Exploring Fossils: Clues from the Past #1

Discover the animals and plants of the past in this fossil-focused worksheet!

Exploring Fossils: Clues from the Past #4

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Rust Chemistry: How Does Rust Form?

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

Tide Pool Animals

The goal of this science fair project was to evaluate the ElectroMagnetic Field produced by Radio Frequency Identification transmitters.

Smart Card? A Study of ElectroMagnetic Fields Produced by RFID Transmitters

Can cells be frozen? This science fair project provides information to answer this question.

Diffusion, Membranes, and Cryogenics: Can We Freeze Cells?

Test your skills as a weather forecaster, and learn some science terms on the way!

Predict the Weather

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Microwaving Liquids: Dielectric Heating

This science fair project examines the different composition of fungi and plants.

Are Fungi Plants?

In this science fair project, students determine whether a bean plant grows faster and taller using a traditional soil planting method or hydroponic method.

Hydroponics vs. Soil: Which Is Faster?

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Spooky Science Experiment

This science fair project idea demonstrates sonar mapping of the ocean floor.

Understanding Sonar Mapping of the Ocean Floor

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

Seed Bomb Recipe

This basketball project explores the best way to make the perfect shot every time.

How to Make the Perfect Shot in Basketball

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Make Gak: Experiment with Polymers

From seed to flower, students will learn all about the life cycle of a plant in this science lesson. Your class will discover what living things need to grow, and learn the various stages of a plant’s life span, with new vocabulary words.

Life Cycle of a Plant

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Does Ultraviolet (UV) Light Pass through Some Colors More than Others?

Science fair project that teaches you key definitions of molecular science, and how different isotopes of an element affect the relative atomic mass.

Atomic Mass of Silver

Science fair project that demonstrates the different phases of the moon by physically representing them with construction paper and a shoebox

The Many Moons

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

What is Mulch?

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Water Pressure at Depth

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

What Causes Dilated Pupils?

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