Unit 2 (3rd ESO): Powers and Roots

Video 1 (3rd ESO) Intro To Exponents: https://www.youtube.com/watch?v=ZJDb7E6aCrA

Unit 1 (3rd ESO): Fractions and Decimals

Video 1   Irrational Numbers: https://www.youtube.com/watch?v=q_wstDWjnKQ

Video 2 Root 2 :-(:  https://www.youtube.com/watch?v=5sKah3pJnHI

Unit 9 (2nd ESO): Shapes.

Video 1: Polygons: https://www.youtube.com/watch?v=IaoZhhx_I9s

Video 2: The Shapes Song: https://www.youtube.com/watch?v=cWamZya70ZI

Video 3: 3D Shapes I Know (Solid Shapes song): https://www.youtube.com/watch?v=2cg-Uc556-Q

Unit 8 (2nd ESO): Pythagoras' Theorem. Similar Shapes.

Video 1: Angle Basics: https://www.youtube.com/watch?v=DGKwdHMiqCg

Video 2: Triangles: https://www.youtube.com/watch?v=mLeNaZcy-hE

Video 3: Pythagoras Theorem Song Fun: https://www.youtube.com/watch?v=ZJ0MnpwUjoM

Unit 7 (2nd ESO): Simultaneous Equations

Video 1: Graphical Solution Of Simultaneous Linear Equations: https://www.youtube.com/watch?v=NPzlCNDEJqA

Video 2: Solving Linear Systems of Equations Using Substitution: https://www.youtube.com/watch?v=cwHR_B9zK7k

Video 3: Solving Systems of Linear Equations Using Elimination: https://www.youtube.com/watch?v=s7S3oJ_0Uvo

Unit 6 (2nd ESO): Equations

Video 1: How to Solve One-Step Equations: https://www.youtube.com/watch?v=JrolgDL5v3w

Video 2: Algebra Basics: Solving 2-Step Equations: https://m.youtube.com/watch?v=K6ewhnaL4KQ&feature=em-subs_digest&rdm=1knb9xjm&client=mv-google

Video 3: How to Solve Two-Step Equations: https://www.youtube.com/watch?v=jExsRDEO0gU

Video 4: How to Solve Multi-Step Equations: https://www.youtube.com/watch?v=ahtHbGYSZ-4