Use this fun frog worksheet to practice place value and expanding numbers.

Learn about the animal kingdom with this centipede anatomy worksheet. Fun fact: Centipedes have either 15 or 17 pairs of legs, but never 16!

Dinosaurs and other creatures don't exist anymore! Learn the names of some extinct animals, and look for them in this fun wordsearch puzzle.

There aren't many blue animals out there, but here's one that will be fun to color: the blue dart frog. Its bright color warns predators that it is poisonous.

Sandy the bee is going to a party tonight. Encourage your 2nd grader to help him get there on time by drawing hands on the clock for him.

Use your knowledge of sea creatures to fill out this crossword puzzle.

See which snail has gotten the farthest with this 2nd grade measurement snail race worksheet.

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.

Invite budding naturalists to sharpen their observation skills with this colorful, printable scavenger hunt.

Test your knowledge of prehistoric animals with this life sciences crossword puzzle!

Fifth-grade learners will look at a diagram of a cell, then follow the instructions to label its parts by color.

What's your favorite animal? Kids love answering that question, and with this animal research graphic organizer, they can write all about it.