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3rd Grade 
4th
Grade 5th
Grade 6th
Grade Required
Plug-ins
3rd
Grade
Earth,
Sun, and Moon
Watch the movie and then take the quiz.
The
Compound Machine
Learn how forces and simple machines can work together.
Tinker Ball
Use your engineering skills and simple machines to get a ball into a cup.
The Living and Non-living Things Quiz
Identify which objects are living or non-living.
Simple Machine Activities
Visit rooms in the house and identify the simple machines.
Levers and Pulleys
Get the clown to perform by adjusting the machines in this contraption.
Design
Your Own Roller Coaster
Use the laws of motion and gravity to create an online roller coaster.-
Mechanical Madness
A kinetic sculpture needs your help to make these machine works. 
Fantastic Contraption
Build whimsical machines to solve each level.
Swim For Home
Help the salmon swim home.-
Finding Edison
Learn about a few of the over 1,000 Edison inventions. -
Dendrochronology: Tree Ring Studies
See what scientists can learn by studying the rings inside a tree. 
DESIGNit, BUILDit, FIDGiT
Your goal is to bounce, flip and roll Fidgets safely to their box.
Power Play
Build a machine that will harness power and complete the task.
4th
Grade
Weather
Reporter
Report and predict the weather.
Interactive Weather
Maker
Let the sun shine, or make the wind blow by changing the temperature and humidity.
Water Evaporation Activity
Study the effect of humidity and temperature on the evaporation rate of water.
Thirstin' Question and Answer Game
How much do you know about water?
Mohs' Castle of Doom
The walls are closing in on you. To escape you must drill through them.-
Forest Layers Walk
What lives in the tallest tree or under a rotting log? 
My Life as an Elk
Transform into an elk and learn about life in the wild.
Weather Flash!
Help Stan the Weatherman out with his forecasts.-
Interactive Water Cycle
An animated activity that lets you control the water cycle as you learn. -
Rock Around the Park
See how erosion effects the land. 
Tracking at the White Sands
Each animal leaves a distinct track. Choose the animal that matches the tracks.
Who am I?
Use the clues to match the animal to its description.
Water Quality
Learn how counting macroinvertebrates helps scientists know how clean water is.
What Tree is That?
You can identify most trees by studying their leaves, seeds, and fruit.
A Touch of Class
Select the correct plants and animals for each category
5th
Grade
Mountain Maker, Earth Shaker
Push your mouse around to move continents and change the landscape.
Volcano Lab
Get ready to rumble.Test your volcano knowledge.
Pangaea Map Game
Locate modern day continents on a Map of Pangaea!
Magnets in my Kitchen
Investigate the magnets found in a typical kitchen.
Electromagnet Activity
How many iron filings can you pick up?
Changing Electric Circuits
Make and change electrical circuits.
Stages of Life
How much do you know about the stages of life for different organisms?-
Nanobots
Safely guide the nanorobot, paying attention to the positive and negative charges. 
Shape it Up
Choose the correct force of nature and span of time to create the target land formation.
6th
Grade
-
Lunar Cycle Challenge
Drag moons to the their place in the lunar cycle. 
Astroventure
Go with Astro and learn about the tools that astronomers use to detect planets.
Creepy Critters
Can you identify the creepy critters that may be living on or in your body?
Disease Detective
Trace the outbreak of a mysterious illness, 'dizzy fever,' to its source.
Microorganisms
Locate the microorganisms and then take the quiz.-
Gravity Launch
Launch a rocket into space to see how the force of gravity can pull an object toward the earth and moon. -
Go to the Head of the Solar System
Answer questions about celestial objects as they travel through the solar system. 
Planetary Rescue Squad
Your goal is provide parts to space colonists.
Weebit World
Experiment with an ecosystem to find a balance between weebits, their food, and the right climate.
