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

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

Unearth fossils in this explorative third-grade worksheet!

Analyze fossils with this engaging third-grade science worksheet!

Dive into habitat studies with this second- and third-grade worksheet!

Reflect on the effects of habitat change with this third-grade worksheet!

Uncover secrets of the past with this third-grade worksheet about fossils!

Dig into the past with this third-grade worksheet all about fossils!

Learn how seeds move with this second- and third-grade matching activity!

Dive into a coral reef habitat with this second- and third-grade worksheet!

Discover how plants survive in the desert with this third-grade habitat worksheet!

Observe the life cycle of an oriole with this second- and third-grade worksheet!

Explore the vast ocean with this habitat worksheet for second and third graders!

Dip your toes into a marsh habitat in this second- and third-grade worksheet!

Stroll through the flora of a temperate deciduous forest in this third-grade worksheet!

Take a trip down to the river with this second- and third-grade habitat worksheet!

Explore a tropical rainforest habitat and its inhabitants with this engaging worksheet for third graders!

Discover why some animals live in groups with this hands-on worksheet for third graders!

Explore a wetland habitat with this engaging short-answer worksheet for second and third graders!

Decide which plants could live in a grassland with this second- and third-grade worksheet!

Determine which plants would survive in a pond with this second- and third-grade worksheet!

Explore the lush plant life of the tropical rainforest in this second- and third-grade worksheet!

Learn about the life cycle of a wood frog in this second- and third-grade worksheet!

Identify the life cycle of a butterfly with this hands-on worksheet for second and third graders!

Learn about the life cycle of a tomato plant in this worksheet for second and third graders!

Uncover the plant life of an icy tundra with this habitat worksheet for second and third graders!

Decide which plants could survive in the desert with this second- and third-grade habitat worksheet!

Practice classifying different animals in this engaging life science worksheet, created for second and third graders!

Discover what lives in the depths of the sea in this second- and third-grade habitat worksheet!

Learn more about a tide pool habitat with this life science worksheet for second and third graders!