3-11 years

Saturn: lord of the rings 2

어려움: ★ ★ ★

Saturn: lord of the rings 1

어려움: ★

Icosa planet

어려움: ★

Dust in the universe

어려움: ★ ★ ★ ★

Observing the Moon

어려움: ★ ★ ★

Shadow play

어려움: ★ ★ ★

The Earth is round

어려움: ★

Solar system model demo

어려움: ★

Modelling the night sky

어려움: ★ ★ ★

Making a rainbow

어려움: ★

Magic levitation

어려움: ★

Demonstrating light pollution

어려움: ★

Center of mass demostration

어려움: ★

Spicy Solar system

어려움: ★

Earth a ball

어려움: ★

Black hole

어려움: ★

As the world turns

어려움: ★

The Sun in the local horizon

어려움: ★

Solar motion demostrator

어려움: ★

How to build a big plywood demonstrator

어려움: ★

Projection camera for eclipse viewing

어려움: ★ ★

How to make a Solar filter

어려움: ★

Refractory telescope

어려움: ★

Telescope basis 2

어려움: ★

Telescope basis

어려움: ★