hidden puzzle pieces

Can anyone tell me where all hidden puzzle pieces are? I've found some, but can't find most of them.

.level 1.1
top right hand corner, left of pointer brown piece

level 1.2
center right hand side- yellow piece

level 1.3
top right hand side, just right of shooting lava - brown piece

level 1.4
left hand bottom corner, left of red flowers - brown piece

level 1.5 by bevva 72
puzzle is on top of mountain lower right corner (glitchy)

level 1.6
bottom right hand corner- on the pink shelf - brown piece

level 1.7
mid left hand side under bush - green piece

level 1.8
left hand side , right of fir tree - yellow piece

level 1.9
middle bottom screen on stone- yellow piece

level 1.10
bottome of screen right hand side (towards centre) - grey piece

level 2.1
top right hand corener on green tuft- green piece

level 2.2
bottom left hand corner under bare tree - grey piece

level 2.3
top left hand corner under timpani - grey piece

Level 2.4
bottom centre - green piece

Level 2.5
top left hand side by crack - grey piece

level 2.6
near the pointer grey piece

level 2.7
to the left of the pyramid of food at bottom screen

level 2.8
below gold switch centre bottom sreen- brown piece

level 2.9
bottom left screen - to the right of the trees - brown piece

level 2.10
bottom right towards centre near rock - grey piece

level 3.1
just above the C- in "Click To Play" - brown piece

level 3.2
centre of large white flower on left hand side - yellow piece

level 3.3
top right hand corner - left side of crater near trees - green piece

level 3.4
top right hand corner, right of sign post - black piece

level 3.5
left hand side above food bush - green piece

level 3.6
center waterway- green piece

level 3.7
right hands side of black water- beside tree - black piece

level 3.8
bottom right hand corner on rock- black piece

level 3.9
under the A - in "Click to PlAy" - grey piece

level 3.10
lower right hand side above skulls - brown piece

level 4.1
under turtle middle of screen - yellow piece

level 4.2
upper left side -next to III - brown piece

level 4.3
lower left side under castle- yellow piece

level 4.4
bottom centre screen above starfish - brown piece

level 4.5
top left hand corner above rock - brown piece

level 4.6
top right hand side beneath rock brown piece

level 4.7
in water, mid left hand side under starfish - yellow piece

level 4.8
bottom left hand side above cage- green piece

level 4.9
middle screen right hand side above palm tree - brown piece

level 4.10
bottom LHS near fish skeleton - brown piece