Hiccups interrupt us when we're talking and sometimes even get in the way of eating! Find out why we hiccup and discover some unusual ways to get rid of them.

This coloring page features a puffed up, spiky blowfish.

Bird-watchers will love this worksheet, featuring just a sample of the many song birds flying around Yellowstone National Park.

Learn a bit about the Brazilian rainbow boa with this cool science worksheet.

Learn how sand dunes form, and a little bit about desert formations like yardangs as well, in this science summary sheet.

Check out the unique appearance of the elephant fish in this coloring page.

Here's a quick overview of drought and flooding to spark thoughts or conversation with your kids about water.

Learn all about the cumulonimbus cloud, more commonly known by a much more fearsome name: the thundercloud!

If you're fascinated by bugs, check out this coloring page featuring the insect order Odonata, which consists of damselfies and dragonflies.

Meet the stratocumulus cloud, the kind of cloud that tend to gather in groups when a storm is on the way.

Learn your clouds with this coloring series of cloud types that merges science with coloring fun.

Children learn to identify the tracks of a pine marten, chipmunk, mountain lion, mountain goat, and grizzly bear in this matching worksheet.

Learn about spider tortoises, one of the world's tiniest tortoise species, with this handy worksheet. Can't go to the zoo? We bring the zoo to you!

This nature coloring page features a detailed depiction of Hibiscus flowers and an African Mantis that your second grader can bring to life by adding color!

Light up your imagination with this coloring page of the fearsome anglerfish.

These clever birds harden and disguise themselves as tree branches when threatened. Learn more and do some coloring with this worksheet.

If your kid gets excited about snakes, you need this cool worksheet. Learn a bit about carpet pythons, such as what colors they may be, and then color the picture.

The next time your parents ask you to wash your hands before dinner, read this worksheet about Joseph Lister and take their advice!

Meet the altostratus cloud, a thin cloud that sometimes makes rain, in this earth sceince worksheet.

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 Sunflowers and Moth Coloring Page will engage second graders in adding color to bring the scene to life while learning the scientific names for the species!

Learn about Yellowstone National Park's peregrine falcons, which survived heavy pesticide use in the 1960s.

Help your 2nd grader write out fractions in this underwater adventure.

Discover the many different kinds of conifer and deciduous trees as you complete this word search!

Row, row, row yourself over to this coloring page for a glimpse of the rare American paddlefish.

For all you aspiring astronauts, here is a worksheet for learning the constellations! Learn all about the constellation Gemini with this sheet.

Introduce your child to the animal kingdom's most famous anomaly, the platypus! Color and learn about the platypus with this great info sheet.

How did the butterfly get so beautiful? Discover the life cycle of a bug with this fill-in-the-blanks story page, all about the life of a butterfly.

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.

Boost your second grader's knowledge of space with this fun worksheet, which will have her unscrambling the answers to planetary trivia.