Is this enough to show the two triangles are congruent? Small groups work through different combinations of constructing triangles from congruent parts to determine which combinations create only congruent triangles. Participants use the...

What a wonderful resource! Learners create two-dimensional shapes according to the instructions stated, use the squares to make a triangular prism, a cube, and a pyramid, and identify features of plane shapes, among a myriad of other...

Class members learn how to apply formulas for spheres and cones with a video that begins with a review of the formulas for surface area and volume of spheres and cones. Pupils use these formulas to solve problems on a worksheet.

In this online bearings worksheet, students complete a variety of online exercises involving traveling in different directions. Students check their twenty-one answers as they go and the computer computes their final overall score at the...

Everyone's heard of Pythagoras, but who's Ptolemy? Learners test Ptolemy's Theorem using a specific cyclic quadrilateral and a ruler in the 22nd installment of a 23-part module. They then work through a proof of the theorem.

Scholars use formulas for the area of a circle and the area of a rectangle to determine the number of pies a baker can make from a particular area of dough. They must also take into account rolling the remaining dough into a new sheet.

Young mathematicians learn how to solve problems involving stratified sampling. They review concepts of sampling and proportionality by watching a video and then they complete a worksheet of questions on this topic.

In this pre-algebra decimal worksheet, students complete a total of 28 problems performing multiplication, division, subtraction and addition of decimals and fractions. 

For this geometric calculations of solar storms worksheet, students use a diagram indicating the location of 2 STEREO satellites, the earth and the sun to calculate the distance between a Coronal Mass Ejection and the Earth. They use...

Learn about Galileo Galilei's contribution to modern science with a reading passage that focuses on reading comprehension. After kids read several paragraphs about his life, they answer five questions about the information they have just...

Readers are asked to identify how a key detail reveals the main idea of a paragraph about Galileo.

In this map making learning exercise, students learn about the science of making maps, which is cartography. They then answer the 11 questions on the learning exercise. The answers are on the last page.