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This resource, created by Javier Ramos Sancha, will help the students to learn about the cells, the organization of the living things and how the different systems of the body work through a project b ...

Visualize the gravitational force that two objects exert on each other. Discover the factors that affect gravitational attraction, and determine how adjusting these factors will change the gravitation ...

When forces are unbalanced, objects accelerate. But what factors affect the amount of acceleration? This Interactive allows learners to investigate a variety of factors that affect the acceleration of ...

What does truly healthy and sustainable food look like on a plate in the Nordic Region, Canada, Indonesia or Brazil? This interactive game will help you find out. Using gamification of evidence and di ...

When a radical is not a perfect square (1, 4, 9, 16, …), estimating square roots is a valuable tool. When asked to estimate the value of a radical between two consecutive integers, find the two ...

This root calculator determines the roots of numbers, including common roots such as a square root or a cubed root.

Radical equations are equations that have square root terms. When solving radical equations, try to isolate the radical expression on one side of the equation and then square both sides (it is the inv ...

A useful calculator for solving direct and inverse rules of three. It comes with an explanation of the different types of rules of three.

A rule of three is a method to find the fourth term of a propor ...

Example of prime decomposition using 864 as the starting number. A great tool to learn how to decompose integers into prime factors. The prime factorization calculator, created calculator.net, offe ...

A ratio is a comparison of two numbers. We generally separate the two numbers in the ratio with a colon (:) or write it as a fraction. A proportion is one equality with a ratio on both sides. A perc ...