Third graders explore place value to the ten thousands place. This incredibly thorough, 24-page lesson has learners construct, order, and compare numbers to 9,999. This three-day lesson includes reteaching and extension activities...

Trying to understand the vastness of outer space can be quite a challenge for young scientists. Help put things in perspective with this cross-curricular activity as students work in pairs creating scaled models of...

In this RNA worksheet, students determine the function of mRNA and tRNA and create an mRNA strand from a given DNA strand. Students describe and compare the 3 types of RNA. This worksheet has 1 drawing, 2 fill in the blank, and 14 short...

Learners discuss rocks and other earth materials made up of minerals. They identify minerals by means of their more obvious physical properties such as hardness, luster, color, streak, cleavage and fracture. They arrange a given set of...

Students identify and explain that remote sensing can detect changes on the Earth's surface that occur over time, and name at least three: urbanization, deforestation, and succession. They select a global change issue to investigate and...

Seventh graders use a pond to explore macroinvertebrates and other organisms. They use a dichotomous key to classify the organisms and maintain a journal recording their findings.