Did you know snowflakes are so unique, there are no two alike? Teach your child about how snow forms with this worksheet.

Brrr, it's cold outside! In this worksheet, kids practice reading thermometers to figure out what the temperature is.

Tree climbers and tree huggers alike, learn the basics of reading tree rings to find out about the life of a tree.

Discover some of the ways that Earth’s natural resources are used in this first-grade worksheet!