When measuring the circumference of a tree, does it matter how high you place the measuring tape? Most scholars have never considered this question, but scientists know that measurement techniques must be standardized. The 13th lesson in...

Self reflection is an important skill to reinforce in our children, and it's especially helpful to help them realize who they are in the context of their environment. A collection of lessons about self image and community encourage...

When it comes to the origin of the human species students are full of misconceptions. Clear up the hominid confusion with this evolutionary activity focused on assisting students in understanding prehistoric man and his family tree....

Visit the Magic Treehouse and take your class on a trip through time with a reading of the children's book Mummies in the Morning. Using the story to spark an investigation into Egyptian culture, this literature unit engages...

Learn about defensible space and renewable resources with a lesson about forest fires. After exploring the ways that humans have impacted the environment, kids conduct mock interviews about differing points of view in the conservation...

What animals are best suited for moving around a rainforest, or a desert? Design your own animal species based on a particular habitat, focusing on the characteristics it will need for optimal movement. Great as a group lesson or...

Distinguishing among different types of content when conducting online searches can be a challenge. An informative resource helps researchers identify different types of content, from fact-based reports to ads, from propaganda to satire....

Green roofs aren't just eco-friendly — they are literally green with trees. Groups learn about the concept of green roofs in order to be able to design one. The groups design a 5,000-square-foot green roof for a fictional apartment row...

Let nature inspire your budding artists. They paint seascapes on actual seashells. First, they observe the seaside, then they paint what they see (image or in person) on the inside of a white shell. 

North American Indian civilizations had already been in place for over 10,000 years before the arrival of European settlers. Introduce your young historians to Indian tribes that lived in the Chesapeake region in the...

THINKGREEN has a computer printer cartridge collection program. After reading the story of how Assumption Secondary School in Burlington, Ontario started participating in the THINKGREEN recycling program, pupils work in groups of...