In this tree-ring dating worksheet, learners use activity sheets to determine a tree's age and to observe changes in climate from the tree-rings. Students investigate how archaeologists use tree rings to date evidence and they answer 5...

Students locate Mesopotamia on the map and explain the importance of its location. In this Mesopotamia lesson, students understand why the new discoveries of Mesopotamia were so important to civilization. Students participate in...

Students explore basic cloud types and the weather associated with each one.  In this earth science lesson, students participate in numerous activities including going outside to observe the clouds they see, making a cloud in a...

Young scholars identify the challenges encountered by astronauts in operating a planetary rover. In this space science lesson, students create a rover using their team members. They follow a command sequence from the driver and navigate...

In this ecological succession worksheet, students answer questions about the process of succession in four ponds given diagrams and descriptions.

Students improve their' writing by incorporating photography into descriptive and narrative writing exercises. They write descriptions of various professional photographic collections. Later they use their own and other classmates'.

Fourth graders investigate the lives and societal contributions of Patrick Henry and Sojourner Truth. They complete a series of lessons that compare and contrast the biographies, historical context and work of these two revolutionaries.

Students describe vertebrates in terms of observable body parts and characteristics and describe life cycles of familiar organisms. They identify familiar organisms as part of a food chain or food web and describe their feeding...

Students examine two- and three-dimensional shapes and figures. Individually, they practice identifying the shape from various viewpoints. By completing this activity, they develop a spatial sense about how figures and shapes are...

Students conduct a series of scientific investigation using bioinformatics. In this molecular biology instructional activity, students collect experimental data using different educational softwares. They calculate and analyze...

Students read "If you give a pig a pancake" then write the letter P with pancake batter on a griddle tablet for a yummy treat to eat!

Learners practice mirroring human moves by performing a dance in class.  In this physical education lesson, students utilize different spaces around them to perform a dance expressing their full motion.  Learners cooperate in...

Was Napoleon a tyrant or a hero? Answers could vary depending on the political point of view. Learners listen to Beethoven's Symphony #3 while considering Napoleon's undemocratic tyranny. They listen to the piece in five parts, each time...

As a review of persuasive techniques, groups develop a one-sentence slogan designed to entice others to purchase a produce or adopt a point of view. The group then craft a storyboard for a commercial for their product.

Students demonstrate understanding of shadows by creating a physical model of concepts taught.

High schoolers explore how PCR works through various activities. In this biology lesson, students explain how PCR generate copies of DNA. They simulate the process using an online interactive website.

Students create an autobiography. In this writing lesson, students use a life map as a graphic organizer to develop their autobiography.

Students identify general abilities that indicate animal cognitive intelligence. In this biology lesson, students create an intelligence testing challenge for ravens. They compare its ability to that of a crow.

Hotmath provides 20 practice problems relating to sequences and series. Each of the practice problems include a step-by-step guide for solving.

Thirty problems present a variety of practice comparing sequences and series. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to...

Twenty-two problems present a variety of practice working with arithmetic sequences and series. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...

Twenty-eight problems present a variety of practice working with geometric sequences and series. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...

Provides an explanation, examples, and a video lesson all related to arithmetic sequences and series.

Explains the basic terminology and notation of sequences and series, including summation symbols, subscripts, and indices.