Sundials

Take your time with this lesson. Junior engineers read about different types of clocks and then work together to build a pendulum time-keeper. There are no hints as to how they might go about accomplishing this complex task, so you may...

Take a trip through time. A lesson resource provides instruction on the origin of current measurements for time. The text explains the different tools humans used throughout history to measure time as well as provides examples such as...

Mammals are some of the newest organisms to appear on Earth. Young scholars complete an activity that results in a timeline showing the appearance of different types of living organisms. Provided with a list that spans from prokaryotes...

In groups, young environmentalists investigate water samples that are contaminated with different types of pollutants. Each group presents their findings to the class and fills out the "Types of Pollutants Chart." This lesson is meant...

Can people really measure time just by using the sun? Scholars venture outside on a nice, sunny day to build sundials and learn how people measured time 600 years ago. The class builds two different sundials while gaining practice with...

Blood types and transfusions are explained in reading passages at the top of the instructional activity. A chart of blood type compatibility is also provided. Biology students answer comprehension questions and then exercise...

While there are many different types of radiation, the three most commonly studied include alpha, beta, and gamma. Part of a larger Veritasium playlist, the video explains the discovery of radiation as well as the exploration of...

Young scientists learn the importance of knowing blood types and their compatibility. The instructor in the video explains each type of blood and their antigens and antibodies, and then differentiates between AB blood and Rh blood...

Students explore space science by conducting a sun experiment in class. In this time telling lesson, students discuss how the sun sits in our sky at exact times each day and how astronomy is based on our perspective of the solar system....

If pupils think the three types of rock are classic, punk, and hard, these puzzles offer gentle correction. Scholars match the type of rock to how it formed and an example in four grid puzzles. Each requires problem-solving and...