Principal Sponsors
Makes grants to address the most serious social and environmental problems facing society, where risk capital, responsibly invested, may make a difference over time.
National Science Foundation
An independent federal agency created by Congress in 1950 to promote the progress of science.
King Saud University seeks to become a leader in educational and technological innovation, scientific discovery and creativity through fostering an atmosphere of intellectual inspiration and partnership for the prosperity of society.
The O'Donnell Foundation is devoted to building model programs to enhance the quality of education.
Equation Grapher
Learn about graphing polynomials. The shape of the curve changes as the constants are adjusted. View the curves for the individual terms (e.g. y=bx ) to see how they add to generate the polynomial curve.
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Teaching Resources
Main Topics
- Graphing
- Polynomials
- Curves
Sample Learning Goals
- Sketch how the graph of a line changes as the coefficient and constant vary.
- Predict how a line graph will look given an equation in other forms.
- Sketch how a parabola changes as coefficients and constant vary.
- Predict how a parabolic graph will look given equations in other forms.
Tips for Teachers
The teacher's guide (pdf) contains tips created by the PhET team.
Teaching Ideas
| Title | Authors | Level | Type | Updated |
|---|---|---|---|---|
Equation Grapher: Stretch Armstrong
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beki toussaint | HS | Lab | 11/22/08 |
Equation Grapher: Sketching Linear and Parabolic Graphs (Inquiry Based)
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Trish Loeblein | HS | Lab | 7/7/13 |
| Flexible Quadratics | Andrew Marshallsay | MS | Lab | 10/10/12 |
| Equation Grapher: Transformations of graphs | Stacy Larson | HS | Lab | 11/22/08 |
| Linear and Quadratic Functions: analysis using graphing | unkown unknown | HS | HW | 7/2/11 |
| 2차 방정식 그래프 작성기 SIM 사용설명서 | 이화국(Wha Kuk Lee) | HS MS |
CQs Demo HW |
5/20/13 |
You can submit your own ideas and activities.
Translated Versions:
| Language | Language (Translated) | Simulation Title | ||
|---|---|---|---|---|
| Albanian | shqipe | grafiku i ekuacionit | Run Now | |
| Arabic | العربية | تمثيل المعادلة | Run Now | |
| Arabic, Saudi Arabia | العربية (السعودية) | راسم المعادلات | Run Now | |
| Basque | Basque | Funtzioen grafiko sortzailea | Run Now | |
| Bosnian | Bosnian | Grafik kvadratne funkcije | Run Now | |
| Brazilian Portuguese | português (Brasil) | equation-grapher | Run Now | |
| Chinese - Simplified | 中文 (中国) | 函数图像 | Run Now | |
| Chinese - Traditional | 中文 (台灣) | Equation Grapher 方程式繪圖 | Run Now | |
| Croatian | hrvatski | Kvadratna jednadžba | Run Now | |
| Danish | Dansk | Graftegner | Run Now | |
| Dutch | Nederlands | Grafieken van vergelijkingen tekenen | Run Now | |
| Estonian | Eesti | Võrrandi graafiline kujutis | Run Now | |
| French | français | Traceur d'équation | Run Now | |
| Georgian | Georgian | კვადრატული განტოლების ფუნქციის გრაფიკი | Run Now | |
| German | Deutsch | Graph einer Funktion | Run Now | |
| Greek | Ελληνικά | Σχεδιαστής Εξίσωσης | Run Now | |
| Hebrew | עברית | מציג גרפים - משוואה ריבועית | Run Now | |
| Hungarian | magyar | Másodfokú polinomrajzoló | Run Now | |
| Indonesian | Bahasa Indonesia | Grafik Persamaan | Run Now | |
| Italian | italiano | Disegna una curva | Run Now | |
| Japanese | 日本語 | 2次式のグラフ | Run Now | |
| Korean | 한국어 | 방정식 그래프 작성기 | Run Now | |
| Latvian | Latviešu | Vienādojumu zīmētājs | Run Now | |
| Macedonian | македонски | График на квадратна функција | Run Now | |
| Persian | Persian | نمودار معادله درجه دوم | Run Now | |
| Polish | polski | Kreator wykresu równania | Run Now | |
| Russian | русский | Конструктор графиков | Run Now | |
| Serbian | Српски | График квадратне функције | Run Now | |
| Sinhalese | Sinhalese | equation-grapher | Run Now | |
| Slovak | Slovenčina | Graf kvadratickej funkcie | Run Now | |
| Spanish | español | equation-grapher | Run Now | |
| Spanish (Colombia) | español (Colombia) | Graficador de Ecuaciones | Run Now | |
| Spanish (Peru) | español (Perú) | Graficador de Ecuaciones | Run Now | |
| Swedish | svenska | Grafritare Ekvationer x2 | Run Now | |
| Turkish | Türkçe | Denklem Grafiklerini Çizmek | Run Now | |
| Turkmen | Turkmen | Grafik deňlemesi | Run Now | |
| Vietnamese | Tiếng Việt | Equation Grapher | Run Now |
Software Requirements
| Windows | Macintosh | Linux |
|---|---|---|
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Microsoft Windows
XP/Vista/7 Macromedia Flash 9 or later |
OS 10.5 or later
Macromedia Flash 9 or later |
Macromedia Flash 9 or later |
Credits
| Design Team | Third-party Libraries | Thanks To |
|---|---|---|
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