Curated OER
All Aligned in Alphabetical Order
Learners organize lists of words alphabetically. Then they write and rewrite words using correct spellings. Students also identify and color-code key letters in words as they compare and arrange words into an alphabetical list. Finally,...
Curated OER
Similar Figures
In this similar figures worksheet, students identify the meaning of similar, corresponding sides, and congruent. They use proportions to find the length of a missing side. Students dilate given figures according to a scale...
Curated OER
Modeling pentagrams using Geometers Sketchpad
Students using visual modeling software will construct two regular pentagrams which are mathematically similar. They also create a multi-page document and learn to create links between the pages and to a website on the History of...
Curated OER
Surface Area and Volume of Similar Solids
Students explore similar figures. In this surface area and volume lesson, students identify the relationship between the surface area and volume of similar figures.
Curated OER
Geometric Proofs
In this geometric proof learning exercise, learners use geometric theorems and rules to prove given statements. They prove that given lines and angles are similar. This five-page learning exercise contains ten problems.
Curated OER
Similar And Different
Students take part in a lesson plan that is composed of team building activities. They work in small groups in order to interview others to find information to point out similarities or differences. Students then take part in class...
Purple Math
Purplemath: Ratios
Explains the basic terminology and formatting of ratios, and demonstrates how to solve typical exercises.