Learn more about the animals in the swamp food chain, and find out how each living thing in a swamp ecosystem needs another to survive.

How do the Sun and the Moon interact with the Earth, and how do all three depend on one another? Find out in this science worksheet.

It's easy being green when you have our Earth Day game for a guide. Just print out this Earth Day game and get ready to score one for the planet.

This Earth Day quiz family and friends with this true or false questionnaire. It's all in good, informative, fun!

Does your learner ever wonder what makes the Earth dark at night and bright during the day?

A fun challenge for kids, this Earth Day crossword puzzle is a great way to review facts about the Earth and get a reminder on how to live green.

These printable Valentine's Day cards are perfect for a kid who's in love with animals and science!

Challenge your science student to record a shadow over the course of a day and make the connection between shadows and the time of day.

This Groundhog Day, find out more about the groundhog with this science sheet.

These Valentine's Day cards will be the oddest and most unique cards your sweetie ever got!

Brighten your dino lover's day with this fun fact dot to dot all about Struthiomimus, the "ostrich mimic".

Learn about life science on a farm in this colorful activity!

If your child is into dinosaurs, this dot to dot featuring the dino Dimetrodon is sure to make his day.

Go cloud-gazing on a nice day, and use this fun cut-out chart to name the types of clouds you see!

Find out how scientists explain our yawns and use the graph to keep track of your family's yawns for a whole day!

This Earth maze features a cool globe design. Perfect as an Earth Day activity, our Earth maze gets your child to consider our home planet.

Every four years something funny happens with our calendars -- we add a day! Why do we do this? Discover the science behind leap year.

Turn a patchy day into a fun science adventure with this cloud gazing worksheet! Draw the clouds you spot, and then identify which type they are.

Let's talk about trees! Help your child use Earth Day as an excuse to praise the woody perennials that hardly ever get the recognition they deserve.

What's the difference between renewable and non-renewable energy? Help your student discover the various forms of energy we use each day.

Coloring sheets are great for exposing your child to new animals. Meet the bilby, a sneaky-looking creature that sleeps during the day and feeds at night.

Read about Alexander Graham Bell, the man who made it possible for us to stay connected all day long, in this biography that comes with a science experiment.

Did you know an elephant can eat 300 pounds of food in one day? This fun worksheet is jam-packed with fun facts, a word search and trivia, all about elephants!

In this recycle worksheet, kids color the different recyclable objects, then match them up with their corresponding bin. Try our recycle worksheet on Earth Day.

Think toads and frogs are the same? Think again! Check out this breakdown of the differences between the two, complete with a quiz to check your new knowledge.

Learn all about light refraction by simply placing your pencil in a glass of water. Warning: your pencil may not be quiet the same afterward.

This colorful, cut-and-paste worksheet teaches your kindergartener the parts of a volcano.

Help your preschooler sharpen their knowledge about plants with this colorful worksheet. They'll use the word bank to name the basic parts of a plant.

This science vocabulary activity is packed with basic science vocabulary words to help the youngest kids warm up to scientific concepts.

Without light sources, we wouldn't have any light. Can you imagine a world without any light sources?