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Free Absorb Content on Yenka
Please select your subject and topic to access 800 free interactive classroom resources for technology (electronics), mathematics, physics, advanced physics and chemistry from the acclaimed Absorb courseware aimed at ages 14+. New  resources now play using the full screen  perfect for whiteboard use!
On the rest of Yenka.com you'll find flexible 3D simulation and modelling tools for mathematics and technology teaching. We also publish Crocodile Chemistry, ICT and Physics  award winning simulation tools sold worldwide.
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 Acids, Alkalis and Salts
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Intersecting tangents 1
An interactive animation illustrating two intersecting tangents. Drag the green handle around the circle to see that the… full details...

Proving the alternate segment theorem
An interactive animation demonstrating the proof of the alternate segment theorem. The alternate segment theorem states … full details...

Angle subtended at the circumference by a diameter
An interactive animation demonstrating the proof of the fact that the angle subtended at the circumference by the diame… full details...

Angles in the same segment
An interactive animation demonstrating the proof of the fact that the angles subtended in the same segment are always eq… full details...

A ferris wheel
An interactive animation showing a ferris wheel. Click the triangle button to reveal the radius of the ferris wheel and … full details...

A cyclic quadrilateral
An interactive animation demonstrating the proof of the fact that the opposite internal angles of a cyclic quadrilateral… full details...

Areas of sectors and circles
An interactive animation demonstrating how the sectors of a circle roughly form a rectangle. Ask pupils to consider the … full details...

Angles subtended in a circle 3
An interactive animation demonstrating part of the proof of the fact that the angle subtended at the centre is double th… full details...

Angles subtended in a circle 2
An interactive animation demonstrating part of the proof of the fact that the angle subtended at the centre is double th… full details...

A circle and quadrilateral
An interactive animation showing how to find unknown angles of shapes inscribed in a circle. Click the numbered buttons … full details...