Showing Results for three digit using place value

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.

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.

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

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.

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.

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

Construct and experiment with a periscope using reflected light rays to gather an image.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

In this science fair project you will make a model of a cell membrane using very simple material.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

In this activity, your child will be challenged to make a tower using paper cups.

In this design challenge, your child will make a bottle rocket using typical household items.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Using a toy race car kids create a visual model of the Doppler Effect.

Teach your first grade scientist the difference between liquids and solids using maple syrup.