In this endocrine system activity, students solve 12 clues in a crossword puzzle focusing on the organs and hormones of the endocrine system.

In this environmental issues instructional activity, students solve 16 clues focusing on the forms of renewable and non-renewable energy, global warming and acid rain.

In this physical and chemical change worksheet, students solve 13 clues in a crossword puzzle focusing on rates of chemical reactions and changes in the state of matter.

Opening with one slide on cnidarian reproduction, this PowerPoint is more focused on phylum platyhelminthes. It touches on flatworm structure, feeding, body systems, and reproduction. Simple, yet informative, this resource will support...

Medium-quality photographs of different animal skeletons make up this presentation. It is designed to first show the skeleton, and then with another click of the mouse, the name of the animal appears. Use it as a guessing game for upper...

A chemistry presentation focuses on mixtures. Learners consider many sets of mixtures, such as sand and water, and marbles and water. They decide which mixture can be separated, then are led through a process to do just that. A fun and...

An experiment which determines the preferred habitat of wood lices's is the focus of this presentation. The woodlice are placed in a container that has four different environments, and each group of learners predicts which one they will...

When you are exploring pollution or human impact on the environment with your class, this PowerPoint will serve as a support. The first half focuses on the effects of the logging industry, creating roadways, and wildfires. The second...

Don't underestimate the value of a clean mouth! Here is a six-lesson unit that details everything a youngster needs to know about oral hygiene. It includes lessons on the purpose of a mouth and teeth, the nature of oral...

When we think of ocean exploration, many of us have visions of sunken pirate ships full of treasure or mysterious creatures of the deep. What really motivates deep-sea investigation? The first in a series of diverse six-part lessons...

Time to rock out! Discover the "life" cycle of the average rock using an illustrative stations lab and stimulating pairs game. Roll the dice to determine your fate: will it be melting in magma or chilling out to form igneous rock? The...

Plasma is the most common phase of matter in our universe. Scholars explore the change of energy as molecules change phases of matter. They rotate through stations, graphing the changes in energy level.

A read-aloud anthology focuses on astronomy. Each week for three weeks, first graders are introduced to and listen to a text, answer comprehension questions, then complete extensions that include a learning activity and skills practice....

A read-aloud anthology focuses on Earth's history. Over three weeks, young scholars listen to and discuss stories about the layers of the Earth, minerals, fossils, different kinds of rocks, and dinosaurs. After the lesson's text, each...

In collaborative groups, emerging engineers or environmental scientists plan and construct a water wheel or watermill that rotates for a total of three minutes. Everything you need to carry out this instructional activity is included:...

Desert regions are hotter for multiple reasons; the lack of vegetation causes the sun's heat to go straight into the surface and the lack of moisture means none of the heat is being transferred into evaporation. This concept, and other...

Enzymes play a role in almost every function in the human body. Scholars explore three variables related to the use of enzymes. They observe a catalase reaction, experiment with substrates, and examine reactions rates. 

Ancient people used musical pipes as early as the third millennium BCE. Young scientists explore the workings of musical pipes to better understand the relationship with frequency, length of pipe, and sound waves. They determine the...

During a biology lesson, scholars research microbes, design a lesson plan using an outline, and present the lesson to the class. 

Bubble, bubble, boil and trouble! What causes common substances like baking soda and vinegar to react the way they do? Welcome your junior chemists to the wonders of acid-base chemistry using a comprehensive and fun...

Milk does a body good ... unless, of course, someone is lactose intolerant. Pupils play the role of pharmaceutical scientists in a guided inquiry lab about lactase. Lab groups collaborate to learn more about lactose intolerance, how...

More than 100 cities around the world have shifted from fossil fuels to renewable energy sources. Scholars investigate a city wanting to make this switch, but needs help determining how to make the shift. Groups consider all options,...

Scholars learn about a series of three challenges when they design a bus system for a small town. They determine the bus routes and then figure out the best type of fuel to use before considering the cost of going electric. Learners...

After reading about the history and recycling of paper, creative crafters collaborate to think of a new process for making recycled paper. A complete teacher's guide and student worksheets are included. There is no written procedure for...