Panel Información

Utilizamos cookies propias y de terceros para mejorar tu experiencia de navegación. Al continuar con la navegación entendemos que aceptas nuestra política de cookies (actualizada el 20-05-2019).


Recursos educativos > 14-16 anos/3º-4º ESO

formatos disponibles

Writing an Equation

"If a student learns about writing an equation to describe a picture or a pattern, it will help him or her understand how graphs and equations work and how they apply to the real world. Writing an equ ...

Work Word Problems

"It is possible to solve word problems when two people are doing a work job together by solving systems of equations. To solve a work word problem, multiply the hourly rate of the two people working t ...

Why SSA and AAA Don't Work as Congruence Shortcuts

"Four shortcuts allow students to know two triangles must be congruent: SSS, SAS, ASA, and AAS. Knowing only side-side-angle (SSA) does not work because the unknown side could be located in two differ ...

Volume Ratios

"If two solids are similar, then their corresponding sides are all proportional. The ratio of their surface areas is the side ratio squared and note that the ratios of the areas does not give the actu ...

Volume of Sphere

"To find the volume of a sphere, we can calculate the volume by using a simple volume formula where we multiply 4/3 by pi by the radius cubed. The volume of sphere formula is unique because it only re ...

Volume of Pyramid

"The formula for the volume of prisms can also be applied to the volume of pyramids, which occupy only one third of the space of a corresponding prism with the same base and height. To calculate the ...

Volume of Cylinder

"The prism volume formula of height times the area of one of the bases can also be applied when calculating the volume of cylinders. To find the volume of a cylinder we simply multiply the height of ...

Volume of Cone

"The formula for the volume of cylinders can also be applied to the volume of cones, which occupy only one third of the space of a corresponding cylinder with the same base and height. To find volume ...


Hipervinculo Bioloxía


"A virus is a nucleic acid encased in a protein shell and is inactive except within a host cell. Viruses penetrate host cells and inject their genetic information in the form of DNA or RNA. In the lit ...


Hipervinculo Matemáticas


"The plural form of vertex, vertices are typically intersections or corners in figures. In an angle, the vertex is where two lines, rays, or segments meet. A diagonal is a line segment whose endpoint ...

¿Quieres acceder a más contenidos educativos?

Rexístrate Acceso usuarios
Engadir a Didactalia
Ayuda juegos
Juegos de anatomía
Selecciona nivel educativo


    Ir a Mapas


    Ir a juegos de ciencias
    Un museo virtual con más de 17.000 obras de arte


    Ir a Mis Museos


    Ir a BNEscolar


    Ir a Edublogs


    Ir a Odite
    Coa tecnoloxía de GNOSS