Wedge your way into physics fun! You and your child can learn a bit about one of the six simple machines with this worksheet all about the wedge.

Download this worksheet for answers to our animal reading comprehension series.

Young inventors will have a blast with this worksheet on compound machines! Use three of the six machines together to make work easier.

A natural resource is something that we use that occurs naturally in the environment. Teach your child about the densest and heaviest natural resource: rocks!

Mammals come in all shapes and sizes - as big as a human or as small as a mouse! Learn about the life cycle of a mouse with this cut and paste activity.

Meet the stratus cloud, a low-hanging kind of cloud that usually comes out when it rains, in this earth science worksheet.

Here is a brief introduction to The Great Pacific Garbage Patch for kids!

Is air a natural resource? You bet! Air as a resource carries oxygen, which we need. Read and write about ways air quality can be affected.

Learn about Red River Hogs in this series of animals facts sheets and coloring pages in one.

Playing in the dirt was never so educational! Shake things up with this fun experiment about soil.

Count the number of sea creatures and make a bar graph with this shark worksheet. Make an underwater word ladder with your 2nd grader, too.

Fossils can tell us about life on earth, but they can also teach kids the scientific method.

Read the definitions given for soil, sand and dirt then write down where each element can be found below the pictures.

This Lily and Dragonfly coloring page will engage second graders in a fun coloring exercise while helping them learn the scientific names of the species.

All living things go through many changes as they grow to be adults! Help your little one understand how he will grow and change.

Plants may not have feet, but they do move! Help your child learn different ways seeds travel.

Lots of people like turtles, but how much do you really know about them? Get to know one of many types of turtles with this informational worksheet.

The olm is a blind salamander that lives in Europe. Kids will learn how pictures help illustrate concepts with this life science worksheet.

Challenge your child's knowledge of astronomy with this space-themed worksheet, which focuses on the timing of cosmic events.

This mix-and-match lists examples of natural resources. Kids can connect the natural resource with the resulting product.

Natural resources are crucial for sustaining life on the planet. Encourage your child to get to thinking about plants, one of Earth's natural resources.

Get to know Earth's neighbor a bit more with this Mars coloring page! Your child can read a few fun facts about Mars as he colors.

Does your second grader love farm animals? This easy writing exercise will help your child be more observant about tracks left by some familiar animals.

Help your 2nd grader crack the code using triple digit addition and subtraction to find out what parts of camels can be used to make some tasty dishes.

Get into the habit of recycling food waste and other household materials by making your own compost pile!

Get to know the planet Saturn with this fact-filled coloring page! Your little astronomer can read some interesting information on Saturn as he colors.

How can you tell how old a tree is? Look no further! This worksheet gives a basic overview of tree rings for your little scientist.

Your child has probably tried a potato, but does he know the process it goes through to make it to the table? Find out with this life science worksheet.

This Dandelion and ants coloring page features a depiction of Dandelions with a group of Odorous House Ants gathering around. Bring them to life with color!

Introduce your little astronomer to Earth's 'sister planet' Venus! He'll color the picture as he learns fun facts about our solar system's brightest planet.