Base your lesson plan on acids and bases on an informative resource. The first installment of a five-part module on the science behind Harry Potter has individuals investigate acid/base chemistry with the use of invisible inks. They also...

Students study the chemistry of ammonium nitrate and consider the advantages and disadvantages of this compound. They compare different fertilizers and calculate the molar mass and percent nitrogen in the different fertilizers.

Students create a game that may be used to review and reinforce embryological terminology and concepts. They create a game board and question cards while promoting cooperative learning.

Students describe the spread and occurence of HIV/AIDS at multiple scales. They explain global and regional variations in the occurence of HIV/AIDS and explain the spread of HIV/AIDS in the United States.

Young scholars explore the concept of migration. In this ancient civilizations lesson, students watch "The Ancient World" and research life in the Fertile Crescent. Young scholars then write letters from the perspective of people...

Learners investigate how traits are passed from parents to offspring via meiosis and fertilization. They recognize that the combination of alleles forming a gamete is random.

Students collect data as they identify and classify native prairie plants and insects. They create their own population study using a variety of sampling techniques to determine the population density of various species. Students...

Did you know that birth and life rates vary across the world? The resource, the second in a six-part series, discusses just how demographics differ across countries and why it might be the case. Scholars complete worksheets, watch...

Students explore environmental problems due to the growing worldwide human population and examine the growth rate. They also discuss possible ways to stabilize population growth and increase sustainable development.

In this lab design and lab skills worksheet, learners answer questions about experimental design including finding variables, determining controls, and graphing data. They answer questions about microscopy and label the parts of a...

Fifth graders identify function of phytoplankton in the biospere by conducting experiments and simulations and reading for information. They detect the presence of phytoplankton in bodies of water by examining ocean in satellite images...

Tenth graders work in teams to order events of DNA transcription and translation protein synthesis. In the second lesson, they put the steps of mitosis and meiosis in order using a concept map poster. They use modeling clay to create...

Students distinguish between internal and external fertilization. In this biology lesson, students classify organisms according to their reproductive method. They simulate the role of parents who reproduce either internally or...

Did you know that the population is expected to grow to 11 billion by 2100? The resource serves final installment in a six-part series on the global population and its effects. Scholars interpret data from the United Nations about the...

How do we clean up oil spills and other pollutants in the water? Explore water treatment strategies with a set of environmental science experiments. Groups remove oil from water, work with wastewater treatment, and perform a water...

For kids who have already mastered the basic concepts in the Houghton Mifflin Harcourt thematic units on amazing animals, here's a packet of enrichment activities sure to provide food for fertile minds. 

Composting is a great way to get children involved in recycling. First, they discuss how biodegradable products decompose to make compost. Then, they talk about what can and cannot be composted. They play a game similar to around the...

The 20th installment in a series of 36 focuses on the characteristics of the p-block elements. Learners discuss, read about, and answer questions pertaining to the occurrence of these elements in nature, their electron configurations,...

Investigate the Hardy-Weinberg Principle to explain genetic equilibrium. The 10th lesson plan of a series of 12 is a laboratory exploration of genetic equilibrium. Your classes use a mixture of beans to model allele and genotype...

Amines are vital to humans because they help form amino acids, the building blocks of proteins. The 30th lesson in a series of 36 specifically focuses on the organic compounds that contain nitrogen. Learners classify amines and nitro...

Want an organic farming resource packed with experiments, background information, science fair projects, and topics of interest for further research? Here it is. Young environmental scientists can explore concepts involved in organic...

Students investigate the correct mix of material types for compost. In this composting lesson, students explore the correct amounts of different types of materials to create a compost heap. Students then create a compost heap.

In this reproduction learning exercise, learners review the processes involved with sexual reproduction in animals and pollination in plants. This learning exercise has 6 fill in the blank, 5 true or false, and 9 short answer questions.

Young scholars apply real data to create and calculate algebraic equations. Students create a visual to represent the concentration for one part per million and apply unit analysis to verify measurement computations. Young scholars...