Showing Results for three digit using place value

Your kindergartener will have a blast helping you craft these fun, eco-friendly potted place cards.

This science fair project investigates why the number of visible stars changes from place to place.

This project compares the strength of one, two, and three-ply toilet paper.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

This science fair project idea identifies trees using a dichotomous key.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

Give some of your local ladybugs a warm place to stay for the winter by making a ladybug home with recycled materials.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

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.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

In this project students experiment with making music using only glasses of water.

This science fair project idea produces sounds by creating vibrations using different objects.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.